20348600825

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{117571}}^1$

素因数の和:117654

約数の個数: 48

約数和(自身を含む): 30790695936

約数和(自身を除く): 10442095111

約数列:

[1, 5, 7, 23, 25, 35, 43, 115, 161, 175, 215, 301, 575, 805, 989, 1075, 1505, 4025, 4945, 6923, 7525, 24725, 34615, 117571, 173075, 587855, 822997, 2704133, 2939275, 4114985, 5055553, 13520665, 18928931, 20574925, 25277765, 35388871, 67603325, 94644655, 116277719, 126388825, 176944355, 473223275, 581388595, 813944033, 884721775, 2906942975, 4069720165, 20348600825]

約数ペア:

[(1, 20348600825), (5, 4069720165), (7, 2906942975), (23, 884721775), (25, 813944033), (35, 581388595), (43, 473223275), (115, 176944355), (161, 126388825), (175, 116277719), (215, 94644655), (301, 67603325), (575, 35388871), (805, 25277765), (989, 20574925), (1075, 18928931), (1505, 13520665), (4025, 5055553), (4945, 4114985), (6923, 2939275), (7525, 2704133), (24725, 822997), (34615, 587855), (117571, 173075)]