90799480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3229}}^1$

素因数の和:3296

約数の個数: 64

約数和(自身を含む): 220932000

約数和(自身を除く): 130132520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3229, 3515, 5624, 6458, 7030, 12916, 14060, 16145, 25832, 28120, 32290, 61351, 64580, 119473, 122702, 129160, 238946, 245404, 306755, 477892, 490808, 597365, 613510, 955784, 1194730, 1227020, 2269987, 2389460, 2454040, 4539974, 4778920, 9079948, 11349935, 18159896, 22699870, 45399740, 90799480]

約数ペア:

[(1, 90799480), (2, 45399740), (4, 22699870), (5, 18159896), (8, 11349935), (10, 9079948), (19, 4778920), (20, 4539974), (37, 2454040), (38, 2389460), (40, 2269987), (74, 1227020), (76, 1194730), (95, 955784), (148, 613510), (152, 597365), (185, 490808), (190, 477892), (296, 306755), (370, 245404), (380, 238946), (703, 129160), (740, 122702), (760, 119473), (1406, 64580), (1480, 61351), (2812, 32290), (3229, 28120), (3515, 25832), (5624, 16145), (6458, 14060), (7030, 12916)]