900971525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1511}}^1$

素因数の和:1622

約数の個数: 48

約数和(自身を含む): 1255419648

約数和(自身を除く): 354448123

約数列:

[1, 5, 17, 23, 25, 61, 85, 115, 305, 391, 425, 575, 1037, 1403, 1511, 1525, 1955, 5185, 7015, 7555, 9775, 23851, 25687, 25925, 34753, 35075, 37775, 92171, 119255, 128435, 173765, 460855, 590801, 596275, 642175, 868825, 1566907, 2119933, 2304275, 2954005, 7834535, 10599665, 14770025, 36038861, 39172675, 52998325, 180194305, 900971525]

約数ペア:

[(1, 900971525), (5, 180194305), (17, 52998325), (23, 39172675), (25, 36038861), (61, 14770025), (85, 10599665), (115, 7834535), (305, 2954005), (391, 2304275), (425, 2119933), (575, 1566907), (1037, 868825), (1403, 642175), (1511, 596275), (1525, 590801), (1955, 460855), (5185, 173765), (7015, 128435), (7555, 119255), (9775, 92171), (23851, 37775), (25687, 35075), (25925, 34753)]