99992750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2797}}^1$

素因数の和:2838

約数の個数: 64

約数和(自身を含む): 219989952

約数和(自身を除く): 119997202

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 125, 130, 143, 250, 275, 286, 325, 550, 650, 715, 1375, 1430, 1625, 2750, 2797, 3250, 3575, 5594, 7150, 13985, 17875, 27970, 30767, 35750, 36361, 61534, 69925, 72722, 139850, 153835, 181805, 307670, 349625, 363610, 399971, 699250, 769175, 799942, 909025, 1538350, 1818050, 1999855, 3845875, 3999710, 4545125, 7691750, 9090250, 9999275, 19998550, 49996375, 99992750]

約数ペア:

[(1, 99992750), (2, 49996375), (5, 19998550), (10, 9999275), (11, 9090250), (13, 7691750), (22, 4545125), (25, 3999710), (26, 3845875), (50, 1999855), (55, 1818050), (65, 1538350), (110, 909025), (125, 799942), (130, 769175), (143, 699250), (250, 399971), (275, 363610), (286, 349625), (325, 307670), (550, 181805), (650, 153835), (715, 139850), (1375, 72722), (1430, 69925), (1625, 61534), (2750, 36361), (2797, 35750), (3250, 30767), (3575, 27970), (5594, 17875), (7150, 13985)]