445173625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 641152512

約数和(自身を除く): 195978887

約数列:

[1, 5, 13, 23, 25, 43, 65, 115, 125, 215, 277, 299, 325, 559, 575, 989, 1075, 1385, 1495, 1625, 2795, 2875, 3601, 4945, 5375, 6371, 6925, 7475, 11911, 12857, 13975, 18005, 24725, 31855, 34625, 37375, 59555, 64285, 69875, 82823, 90025, 123625, 154843, 159275, 273953, 297775, 321425, 414115, 450125, 774215, 796375, 1369765, 1488875, 1607125, 2070575, 3561389, 3871075, 6848825, 10352875, 17806945, 19355375, 34244125, 89034725, 445173625]

約数ペア:

[(1, 445173625), (5, 89034725), (13, 34244125), (23, 19355375), (25, 17806945), (43, 10352875), (65, 6848825), (115, 3871075), (125, 3561389), (215, 2070575), (277, 1607125), (299, 1488875), (325, 1369765), (559, 796375), (575, 774215), (989, 450125), (1075, 414115), (1385, 321425), (1495, 297775), (1625, 273953), (2795, 159275), (2875, 154843), (3601, 123625), (4945, 90025), (5375, 82823), (6371, 69875), (6925, 64285), (7475, 59555), (11911, 37375), (12857, 34625), (13975, 31855), (18005, 24725)]