173898525

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 312462144

約数和(自身を除く): 138563619

約数列:

[1, 3, 5, 15, 17, 25, 51, 71, 75, 85, 113, 213, 255, 289, 339, 355, 425, 565, 867, 1065, 1207, 1275, 1445, 1695, 1775, 1921, 2825, 3621, 4335, 5325, 5763, 6035, 7225, 8023, 8475, 9605, 18105, 20519, 21675, 24069, 28815, 30175, 32657, 40115, 48025, 61557, 90525, 97971, 102595, 120345, 136391, 144075, 163285, 200575, 307785, 409173, 489855, 512975, 601725, 681955, 816425, 1538925, 2045865, 2318647, 2449275, 3409775, 6955941, 10229325, 11593235, 34779705, 57966175, 173898525]

約数ペア:

[(1, 173898525), (3, 57966175), (5, 34779705), (15, 11593235), (17, 10229325), (25, 6955941), (51, 3409775), (71, 2449275), (75, 2318647), (85, 2045865), (113, 1538925), (213, 816425), (255, 681955), (289, 601725), (339, 512975), (355, 489855), (425, 409173), (565, 307785), (867, 200575), (1065, 163285), (1207, 144075), (1275, 136391), (1445, 120345), (1695, 102595), (1775, 97971), (1921, 90525), (2825, 61557), (3621, 48025), (4335, 40115), (5325, 32657), (5763, 30175), (6035, 28815), (7225, 24069), (8023, 21675), (8475, 20519), (9605, 18105)]