8953100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 21436128

約数和(自身を除く): 12483028

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 71, 97, 100, 130, 142, 194, 260, 284, 325, 355, 388, 485, 650, 710, 923, 970, 1261, 1300, 1420, 1775, 1846, 1940, 2425, 2522, 3550, 3692, 4615, 4850, 5044, 6305, 6887, 7100, 9230, 9700, 12610, 13774, 18460, 23075, 25220, 27548, 31525, 34435, 46150, 63050, 68870, 89531, 92300, 126100, 137740, 172175, 179062, 344350, 358124, 447655, 688700, 895310, 1790620, 2238275, 4476550, 8953100]

約数ペア:

[(1, 8953100), (2, 4476550), (4, 2238275), (5, 1790620), (10, 895310), (13, 688700), (20, 447655), (25, 358124), (26, 344350), (50, 179062), (52, 172175), (65, 137740), (71, 126100), (97, 92300), (100, 89531), (130, 68870), (142, 63050), (194, 46150), (260, 34435), (284, 31525), (325, 27548), (355, 25220), (388, 23075), (485, 18460), (650, 13774), (710, 12610), (923, 9700), (970, 9230), (1261, 7100), (1300, 6887), (1420, 6305), (1775, 5044), (1846, 4850), (1940, 4615), (2425, 3692), (2522, 3550)]