67940275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 96868800

約数和(自身を除く): 28928525

約数列:

[1, 5, 13, 23, 25, 61, 65, 115, 149, 299, 305, 325, 575, 745, 793, 1403, 1495, 1525, 1937, 3427, 3725, 3965, 7015, 7475, 9089, 9685, 17135, 18239, 19825, 35075, 44551, 45445, 48425, 85675, 91195, 118157, 209047, 222755, 227225, 455975, 590785, 1045235, 1113775, 2717611, 2953925, 5226175, 13588055, 67940275]

約数ペア:

[(1, 67940275), (5, 13588055), (13, 5226175), (23, 2953925), (25, 2717611), (61, 1113775), (65, 1045235), (115, 590785), (149, 455975), (299, 227225), (305, 222755), (325, 209047), (575, 118157), (745, 91195), (793, 85675), (1403, 48425), (1495, 45445), (1525, 44551), (1937, 35075), (3427, 19825), (3725, 18239), (3965, 17135), (7015, 9685), (7475, 9089)]