257191036700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{124349}}^1$

素因数の和:124456

約数の個数: 144

約数和(自身を含む): 631640301600

約数和(自身を除く): 374449264900

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 43, 50, 52, 65, 74, 86, 100, 130, 148, 172, 185, 215, 260, 325, 370, 430, 481, 559, 650, 740, 860, 925, 962, 1075, 1118, 1300, 1591, 1850, 1924, 2150, 2236, 2405, 2795, 3182, 3700, 4300, 4810, 5590, 6364, 7955, 9620, 11180, 12025, 13975, 15910, 20683, 24050, 27950, 31820, 39775, 41366, 48100, 55900, 79550, 82732, 103415, 124349, 159100, 206830, 248698, 413660, 497396, 517075, 621745, 1034150, 1243490, 1616537, 2068300, 2486980, 3108725, 3233074, 4600913, 5347007, 6217450, 6466148, 8082685, 9201826, 10694014, 12434900, 16165370, 18403652, 21388028, 23004565, 26735035, 32330740, 40413425, 46009130, 53470070, 59811869, 69511091, 80826850, 92018260, 106940140, 115022825, 119623738, 133675175, 139022182, 161653700, 197839259, 230045650, 239247476, 267350350, 278044364, 299059345, 347555455, 395678518, 460091300, 534700700, 598118690, 695110910, 791357036, 989196295, 1196237380, 1390221820, 1495296725, 1737777275, 1978392590, 2571910367, 2990593450, 3475554550, 3956785180, 4945981475, 5143820734, 5981186900, 6951109100, 9891962950, 10287641468, 12859551835, 19783925900, 25719103670, 51438207340, 64297759175, 128595518350, 257191036700]

約数ペア:

[(1, 257191036700), (2, 128595518350), (4, 64297759175), (5, 51438207340), (10, 25719103670), (13, 19783925900), (20, 12859551835), (25, 10287641468), (26, 9891962950), (37, 6951109100), (43, 5981186900), (50, 5143820734), (52, 4945981475), (65, 3956785180), (74, 3475554550), (86, 2990593450), (100, 2571910367), (130, 1978392590), (148, 1737777275), (172, 1495296725), (185, 1390221820), (215, 1196237380), (260, 989196295), (325, 791357036), (370, 695110910), (430, 598118690), (481, 534700700), (559, 460091300), (650, 395678518), (740, 347555455), (860, 299059345), (925, 278044364), (962, 267350350), (1075, 239247476), (1118, 230045650), (1300, 197839259), (1591, 161653700), (1850, 139022182), (1924, 133675175), (2150, 119623738), (2236, 115022825), (2405, 106940140), (2795, 92018260), (3182, 80826850), (3700, 69511091), (4300, 59811869), (4810, 53470070), (5590, 46009130), (6364, 40413425), (7955, 32330740), (9620, 26735035), (11180, 23004565), (12025, 21388028), (13975, 18403652), (15910, 16165370), (20683, 12434900), (24050, 10694014), (27950, 9201826), (31820, 8082685), (39775, 6466148), (41366, 6217450), (48100, 5347007), (55900, 4600913), (79550, 3233074), (82732, 3108725), (103415, 2486980), (124349, 2068300), (159100, 1616537), (206830, 1243490), (248698, 1034150), (413660, 621745), (497396, 517075)]