981760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:93

約数の個数: 72

約数和(自身を含む): 2575440

約数和(自身を除く): 1593680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 64, 65, 80, 104, 118, 128, 130, 160, 208, 236, 256, 260, 295, 320, 416, 472, 520, 590, 640, 767, 832, 944, 1040, 1180, 1280, 1534, 1664, 1888, 2080, 2360, 3068, 3328, 3776, 3835, 4160, 4720, 6136, 7552, 7670, 8320, 9440, 12272, 15104, 15340, 16640, 18880, 24544, 30680, 37760, 49088, 61360, 75520, 98176, 122720, 196352, 245440, 490880, 981760]

約数ペア:

[(1, 981760), (2, 490880), (4, 245440), (5, 196352), (8, 122720), (10, 98176), (13, 75520), (16, 61360), (20, 49088), (26, 37760), (32, 30680), (40, 24544), (52, 18880), (59, 16640), (64, 15340), (65, 15104), (80, 12272), (104, 9440), (118, 8320), (128, 7670), (130, 7552), (160, 6136), (208, 4720), (236, 4160), (256, 3835), (260, 3776), (295, 3328), (320, 3068), (416, 2360), (472, 2080), (520, 1888), (590, 1664), (640, 1534), (767, 1280), (832, 1180), (944, 1040)]