84706880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8539}}^1$

素因数の和:8587

約数の個数: 56

約数和(自身を含む): 208239360

約数和(自身を除く): 123532480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 8539, 9920, 17078, 34156, 42695, 68312, 85390, 136624, 170780, 264709, 273248, 341560, 529418, 546496, 683120, 1058836, 1323545, 1366240, 2117672, 2647090, 2732480, 4235344, 5294180, 8470688, 10588360, 16941376, 21176720, 42353440, 84706880]

約数ペア:

[(1, 84706880), (2, 42353440), (4, 21176720), (5, 16941376), (8, 10588360), (10, 8470688), (16, 5294180), (20, 4235344), (31, 2732480), (32, 2647090), (40, 2117672), (62, 1366240), (64, 1323545), (80, 1058836), (124, 683120), (155, 546496), (160, 529418), (248, 341560), (310, 273248), (320, 264709), (496, 170780), (620, 136624), (992, 85390), (1240, 68312), (1984, 42695), (2480, 34156), (4960, 17078), (8539, 9920)]