31525140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1057

約数の個数: 96

約数和(自身を含む): 96574464

約数和(自身を除く): 65049324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 620, 930, 997, 1020, 1054, 1581, 1860, 1994, 2108, 2635, 2991, 3162, 3988, 4985, 5270, 5982, 6324, 7905, 9970, 10540, 11964, 14955, 15810, 16949, 19940, 29910, 30907, 31620, 33898, 50847, 59820, 61814, 67796, 84745, 92721, 101694, 123628, 154535, 169490, 185442, 203388, 254235, 309070, 338980, 370884, 463605, 508470, 525419, 618140, 927210, 1016940, 1050838, 1576257, 1854420, 2101676, 2627095, 3152514, 5254190, 6305028, 7881285, 10508380, 15762570, 31525140]

約数ペア:

[(1, 31525140), (2, 15762570), (3, 10508380), (4, 7881285), (5, 6305028), (6, 5254190), (10, 3152514), (12, 2627095), (15, 2101676), (17, 1854420), (20, 1576257), (30, 1050838), (31, 1016940), (34, 927210), (51, 618140), (60, 525419), (62, 508470), (68, 463605), (85, 370884), (93, 338980), (102, 309070), (124, 254235), (155, 203388), (170, 185442), (186, 169490), (204, 154535), (255, 123628), (310, 101694), (340, 92721), (372, 84745), (465, 67796), (510, 61814), (527, 59820), (620, 50847), (930, 33898), (997, 31620), (1020, 30907), (1054, 29910), (1581, 19940), (1860, 16949), (1994, 15810), (2108, 14955), (2635, 11964), (2991, 10540), (3162, 9970), (3988, 7905), (4985, 6324), (5270, 5982)]