48945280

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2467}}^1$

素因数の和:2517

約数の個数: 64

約数和(自身を含む): 120833280

約数和(自身を除く): 71888000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2467, 2480, 3968, 4934, 4960, 9868, 9920, 12335, 19736, 19840, 24670, 39472, 49340, 76477, 78944, 98680, 152954, 157888, 197360, 305908, 315776, 382385, 394720, 611816, 764770, 789440, 1223632, 1529540, 1578880, 2447264, 3059080, 4894528, 6118160, 9789056, 12236320, 24472640, 48945280]

約数ペア:

[(1, 48945280), (2, 24472640), (4, 12236320), (5, 9789056), (8, 6118160), (10, 4894528), (16, 3059080), (20, 2447264), (31, 1578880), (32, 1529540), (40, 1223632), (62, 789440), (64, 764770), (80, 611816), (124, 394720), (128, 382385), (155, 315776), (160, 305908), (248, 197360), (310, 157888), (320, 152954), (496, 98680), (620, 78944), (640, 76477), (992, 49340), (1240, 39472), (1984, 24670), (2467, 19840), (2480, 19736), (3968, 12335), (4934, 9920), (4960, 9868)]