25110417020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1222513}}^1$

素因数の和:1222614

約数の個数: 48

約数和(自身を含む): 57507058560

約数和(自身を除く): 32396641540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 20540, 1222513, 2445026, 4890052, 6112565, 12225130, 15892669, 24450260, 31785338, 63570676, 79463345, 96578527, 158926690, 193157054, 317853380, 386314108, 482892635, 965785270, 1255520851, 1931570540, 2511041702, 5022083404, 6277604255, 12555208510, 25110417020]

約数ペア:

[(1, 25110417020), (2, 12555208510), (4, 6277604255), (5, 5022083404), (10, 2511041702), (13, 1931570540), (20, 1255520851), (26, 965785270), (52, 482892635), (65, 386314108), (79, 317853380), (130, 193157054), (158, 158926690), (260, 96578527), (316, 79463345), (395, 63570676), (790, 31785338), (1027, 24450260), (1580, 15892669), (2054, 12225130), (4108, 6112565), (5135, 4890052), (10270, 2445026), (20540, 1222513)]