72827680

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14683}}^1$

素因数の和:14729

約数の個数: 48

約数和(自身を含む): 177617664

約数和(自身を除く): 104789984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 14683, 29366, 58732, 73415, 117464, 146830, 234928, 293660, 455173, 469856, 587320, 910346, 1174640, 1820692, 2275865, 2349280, 3641384, 4551730, 7282768, 9103460, 14565536, 18206920, 36413840, 72827680]

約数ペア:

[(1, 72827680), (2, 36413840), (4, 18206920), (5, 14565536), (8, 9103460), (10, 7282768), (16, 4551730), (20, 3641384), (31, 2349280), (32, 2275865), (40, 1820692), (62, 1174640), (80, 910346), (124, 587320), (155, 469856), (160, 455173), (248, 293660), (310, 234928), (496, 146830), (620, 117464), (992, 73415), (1240, 58732), (2480, 29366), (4960, 14683)]