50458880

素因数分解:

$2^8\times 5^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:599

約数の個数: 72

約数和(自身を含む): 122640000

約数和(自身を除く): 72181120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 499, 632, 640, 790, 998, 1264, 1280, 1580, 1996, 2495, 2528, 3160, 3992, 4990, 5056, 6320, 7984, 9980, 10112, 12640, 15968, 19960, 20224, 25280, 31936, 39421, 39920, 50560, 63872, 78842, 79840, 101120, 127744, 157684, 159680, 197105, 315368, 319360, 394210, 630736, 638720, 788420, 1261472, 1576840, 2522944, 3153680, 5045888, 6307360, 10091776, 12614720, 25229440, 50458880]

約数ペア:

[(1, 50458880), (2, 25229440), (4, 12614720), (5, 10091776), (8, 6307360), (10, 5045888), (16, 3153680), (20, 2522944), (32, 1576840), (40, 1261472), (64, 788420), (79, 638720), (80, 630736), (128, 394210), (158, 319360), (160, 315368), (256, 197105), (316, 159680), (320, 157684), (395, 127744), (499, 101120), (632, 79840), (640, 78842), (790, 63872), (998, 50560), (1264, 39920), (1280, 39421), (1580, 31936), (1996, 25280), (2495, 20224), (2528, 19960), (3160, 15968), (3992, 12640), (4990, 10112), (5056, 9980), (6320, 7984)]