20110399100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{11491}}^1$

素因数の和:11596

約数の個数: 144

約数和(自身を含む): 50034880896

約数和(自身を除く): 29924481796

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 43, 44, 50, 55, 74, 86, 100, 110, 148, 172, 185, 215, 220, 275, 370, 407, 430, 473, 550, 740, 814, 860, 925, 946, 1075, 1100, 1591, 1628, 1850, 1892, 2035, 2150, 2365, 3182, 3700, 4070, 4300, 4730, 6364, 7955, 8140, 9460, 10175, 11491, 11825, 15910, 17501, 20350, 22982, 23650, 31820, 35002, 39775, 40700, 45964, 47300, 57455, 70004, 79550, 87505, 114910, 126401, 159100, 175010, 229820, 252802, 287275, 350020, 425167, 437525, 494113, 505604, 574550, 632005, 850334, 875050, 988226, 1149100, 1264010, 1700668, 1750100, 1976452, 2125835, 2470565, 2528020, 3160025, 4251670, 4676837, 4941130, 5435243, 6320050, 8503340, 9353674, 9882260, 10629175, 10870486, 12352825, 12640100, 18282181, 18707348, 21258350, 21740972, 23384185, 24705650, 27176215, 36564362, 42516700, 46768370, 49411300, 54352430, 73128724, 91410905, 93536740, 108704860, 116920925, 135881075, 182821810, 201103991, 233841850, 271762150, 365643620, 402207982, 457054525, 467683700, 543524300, 804415964, 914109050, 1005519955, 1828218100, 2011039910, 4022079820, 5027599775, 10055199550, 20110399100]

約数ペア:

[(1, 20110399100), (2, 10055199550), (4, 5027599775), (5, 4022079820), (10, 2011039910), (11, 1828218100), (20, 1005519955), (22, 914109050), (25, 804415964), (37, 543524300), (43, 467683700), (44, 457054525), (50, 402207982), (55, 365643620), (74, 271762150), (86, 233841850), (100, 201103991), (110, 182821810), (148, 135881075), (172, 116920925), (185, 108704860), (215, 93536740), (220, 91410905), (275, 73128724), (370, 54352430), (407, 49411300), (430, 46768370), (473, 42516700), (550, 36564362), (740, 27176215), (814, 24705650), (860, 23384185), (925, 21740972), (946, 21258350), (1075, 18707348), (1100, 18282181), (1591, 12640100), (1628, 12352825), (1850, 10870486), (1892, 10629175), (2035, 9882260), (2150, 9353674), (2365, 8503340), (3182, 6320050), (3700, 5435243), (4070, 4941130), (4300, 4676837), (4730, 4251670), (6364, 3160025), (7955, 2528020), (8140, 2470565), (9460, 2125835), (10175, 1976452), (11491, 1750100), (11825, 1700668), (15910, 1264010), (17501, 1149100), (20350, 988226), (22982, 875050), (23650, 850334), (31820, 632005), (35002, 574550), (39775, 505604), (40700, 494113), (45964, 437525), (47300, 425167), (57455, 350020), (70004, 287275), (79550, 252802), (87505, 229820), (114910, 175010), (126401, 159100)]