80412280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2621}}^1$

素因数の和:2704

約数の個数: 64

約数和(自身を含む): 198223200

約数和(自身を除く): 117810920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 590, 767, 1180, 1534, 2360, 2621, 3068, 3835, 5242, 6136, 7670, 10484, 13105, 15340, 20968, 26210, 30680, 34073, 52420, 68146, 104840, 136292, 154639, 170365, 272584, 309278, 340730, 618556, 681460, 773195, 1237112, 1362920, 1546390, 2010307, 3092780, 4020614, 6185560, 8041228, 10051535, 16082456, 20103070, 40206140, 80412280]

約数ペア:

[(1, 80412280), (2, 40206140), (4, 20103070), (5, 16082456), (8, 10051535), (10, 8041228), (13, 6185560), (20, 4020614), (26, 3092780), (40, 2010307), (52, 1546390), (59, 1362920), (65, 1237112), (104, 773195), (118, 681460), (130, 618556), (236, 340730), (260, 309278), (295, 272584), (472, 170365), (520, 154639), (590, 136292), (767, 104840), (1180, 68146), (1534, 52420), (2360, 34073), (2621, 30680), (3068, 26210), (3835, 20968), (5242, 15340), (6136, 13105), (7670, 10484)]