68073525

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2$

素因数の和:120

約数の個数: 108

約数和(自身を含む): 142889292

約数和(自身を除く): 74815767

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 37, 39, 45, 51, 65, 75, 85, 111, 117, 153, 185, 195, 221, 225, 255, 325, 333, 425, 481, 555, 585, 629, 663, 765, 925, 975, 1105, 1275, 1369, 1443, 1665, 1887, 1989, 2405, 2775, 2925, 3145, 3315, 3825, 4107, 4329, 5525, 5661, 6845, 7215, 8177, 8325, 9435, 9945, 12025, 12321, 15725, 16575, 17797, 20535, 21645, 23273, 24531, 28305, 34225, 36075, 40885, 47175, 49725, 53391, 61605, 69819, 73593, 88985, 102675, 108225, 116365, 122655, 141525, 160173, 204425, 209457, 266955, 302549, 308025, 349095, 367965, 444925, 581825, 613275, 800865, 907647, 1047285, 1334775, 1512745, 1745475, 1839825, 2722941, 4004325, 4538235, 5236425, 7563725, 13614705, 22691175, 68073525]

約数ペア:

[(1, 68073525), (3, 22691175), (5, 13614705), (9, 7563725), (13, 5236425), (15, 4538235), (17, 4004325), (25, 2722941), (37, 1839825), (39, 1745475), (45, 1512745), (51, 1334775), (65, 1047285), (75, 907647), (85, 800865), (111, 613275), (117, 581825), (153, 444925), (185, 367965), (195, 349095), (221, 308025), (225, 302549), (255, 266955), (325, 209457), (333, 204425), (425, 160173), (481, 141525), (555, 122655), (585, 116365), (629, 108225), (663, 102675), (765, 88985), (925, 73593), (975, 69819), (1105, 61605), (1275, 53391), (1369, 49725), (1443, 47175), (1665, 40885), (1887, 36075), (1989, 34225), (2405, 28305), (2775, 24531), (2925, 23273), (3145, 21645), (3315, 20535), (3825, 17797), (4107, 16575), (4329, 15725), (5525, 12321), (5661, 12025), (6845, 9945), (7215, 9435), (8177, 8325)]