30711200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2953}}^1$

素因数の和:2986

約数の個数: 72

約数和(自身を含む): 80768268

約数和(自身を除く): 50057068

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 2953, 5200, 5906, 10400, 11812, 14765, 23624, 29530, 38389, 47248, 59060, 73825, 76778, 94496, 118120, 147650, 153556, 191945, 236240, 295300, 307112, 383890, 472480, 590600, 614224, 767780, 959725, 1181200, 1228448, 1535560, 1919450, 2362400, 3071120, 3838900, 6142240, 7677800, 15355600, 30711200]

約数ペア:

[(1, 30711200), (2, 15355600), (4, 7677800), (5, 6142240), (8, 3838900), (10, 3071120), (13, 2362400), (16, 1919450), (20, 1535560), (25, 1228448), (26, 1181200), (32, 959725), (40, 767780), (50, 614224), (52, 590600), (65, 472480), (80, 383890), (100, 307112), (104, 295300), (130, 236240), (160, 191945), (200, 153556), (208, 147650), (260, 118120), (325, 94496), (400, 76778), (416, 73825), (520, 59060), (650, 47248), (800, 38389), (1040, 29530), (1300, 23624), (2080, 14765), (2600, 11812), (2953, 10400), (5200, 5906)]