7900750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:71

約数の個数: 96

約数和(自身を含む): 18499104

約数和(自身を除く): 10598354

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 25, 26, 34, 50, 55, 65, 85, 110, 125, 130, 143, 169, 170, 187, 221, 250, 275, 286, 325, 338, 374, 425, 442, 550, 650, 715, 845, 850, 935, 1105, 1375, 1430, 1625, 1690, 1859, 1870, 2125, 2210, 2431, 2750, 2873, 3250, 3575, 3718, 4225, 4250, 4675, 4862, 5525, 5746, 7150, 8450, 9295, 9350, 11050, 12155, 14365, 17875, 18590, 21125, 23375, 24310, 27625, 28730, 31603, 35750, 42250, 46475, 46750, 55250, 60775, 63206, 71825, 92950, 121550, 143650, 158015, 232375, 303875, 316030, 359125, 464750, 607750, 718250, 790075, 1580150, 3950375, 7900750]

約数ペア:

[(1, 7900750), (2, 3950375), (5, 1580150), (10, 790075), (11, 718250), (13, 607750), (17, 464750), (22, 359125), (25, 316030), (26, 303875), (34, 232375), (50, 158015), (55, 143650), (65, 121550), (85, 92950), (110, 71825), (125, 63206), (130, 60775), (143, 55250), (169, 46750), (170, 46475), (187, 42250), (221, 35750), (250, 31603), (275, 28730), (286, 27625), (325, 24310), (338, 23375), (374, 21125), (425, 18590), (442, 17875), (550, 14365), (650, 12155), (715, 11050), (845, 9350), (850, 9295), (935, 8450), (1105, 7150), (1375, 5746), (1430, 5525), (1625, 4862), (1690, 4675), (1859, 4250), (1870, 4225), (2125, 3718), (2210, 3575), (2431, 3250), (2750, 2873)]