537291880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:515

約数の個数: 128

約数和(自身を含む): 1337212800

約数和(自身を除く): 799920920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 43, 76, 82, 86, 95, 152, 164, 172, 190, 205, 215, 328, 344, 380, 401, 410, 430, 760, 779, 802, 817, 820, 860, 1558, 1604, 1634, 1640, 1720, 1763, 2005, 3116, 3208, 3268, 3526, 3895, 4010, 4085, 6232, 6536, 7052, 7619, 7790, 8020, 8170, 8815, 14104, 15238, 15580, 16040, 16340, 16441, 17243, 17630, 30476, 31160, 32680, 32882, 33497, 34486, 35260, 38095, 60952, 65764, 66994, 68972, 70520, 76190, 82205, 86215, 131528, 133988, 137944, 152380, 164410, 167485, 172430, 267976, 304760, 312379, 327617, 328820, 334970, 344860, 624758, 655234, 657640, 669940, 689720, 706963, 1249516, 1310468, 1339880, 1413926, 1561895, 1638085, 2499032, 2620936, 2827852, 3123790, 3276170, 3534815, 5655704, 6247580, 6552340, 7069630, 12495160, 13104680, 13432297, 14139260, 26864594, 28278520, 53729188, 67161485, 107458376, 134322970, 268645940, 537291880]

約数ペア:

[(1, 537291880), (2, 268645940), (4, 134322970), (5, 107458376), (8, 67161485), (10, 53729188), (19, 28278520), (20, 26864594), (38, 14139260), (40, 13432297), (41, 13104680), (43, 12495160), (76, 7069630), (82, 6552340), (86, 6247580), (95, 5655704), (152, 3534815), (164, 3276170), (172, 3123790), (190, 2827852), (205, 2620936), (215, 2499032), (328, 1638085), (344, 1561895), (380, 1413926), (401, 1339880), (410, 1310468), (430, 1249516), (760, 706963), (779, 689720), (802, 669940), (817, 657640), (820, 655234), (860, 624758), (1558, 344860), (1604, 334970), (1634, 328820), (1640, 327617), (1720, 312379), (1763, 304760), (2005, 267976), (3116, 172430), (3208, 167485), (3268, 164410), (3526, 152380), (3895, 137944), (4010, 133988), (4085, 131528), (6232, 86215), (6536, 82205), (7052, 76190), (7619, 70520), (7790, 68972), (8020, 66994), (8170, 65764), (8815, 60952), (14104, 38095), (15238, 35260), (15580, 34486), (16040, 33497), (16340, 32882), (16441, 32680), (17243, 31160), (17630, 30476)]