54897280

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2767}}^1$

素因数の和:2817

約数の個数: 64

約数和(自身を含む): 135521280

約数和(自身を除く): 80624000

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, 2480, 2767, 3968, 4960, 5534, 9920, 11068, 13835, 19840, 22136, 27670, 44272, 55340, 85777, 88544, 110680, 171554, 177088, 221360, 343108, 354176, 428885, 442720, 686216, 857770, 885440, 1372432, 1715540, 1770880, 2744864, 3431080, 5489728, 6862160, 10979456, 13724320, 27448640, 54897280]

約数ペア:

[(1, 54897280), (2, 27448640), (4, 13724320), (5, 10979456), (8, 6862160), (10, 5489728), (16, 3431080), (20, 2744864), (31, 1770880), (32, 1715540), (40, 1372432), (62, 885440), (64, 857770), (80, 686216), (124, 442720), (128, 428885), (155, 354176), (160, 343108), (248, 221360), (310, 177088), (320, 171554), (496, 110680), (620, 88544), (640, 85777), (992, 55340), (1240, 44272), (1984, 27670), (2480, 22136), (2767, 19840), (3968, 13835), (4960, 11068), (5534, 9920)]