80205804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10267}}^1$

素因数の和:10315

約数の個数: 72

約数和(自身を含む): 239203328

約数和(自身を除く): 158997524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 10267, 20534, 30801, 41068, 61602, 71869, 92403, 123204, 143738, 184806, 215607, 287476, 318277, 369612, 431214, 636554, 646821, 862428, 954831, 1273108, 1293642, 1909662, 2227939, 2587284, 2864493, 3819324, 4455878, 5728986, 6683817, 8911756, 11457972, 13367634, 20051451, 26735268, 40102902, 80205804]

約数ペア:

[(1, 80205804), (2, 40102902), (3, 26735268), (4, 20051451), (6, 13367634), (7, 11457972), (9, 8911756), (12, 6683817), (14, 5728986), (18, 4455878), (21, 3819324), (28, 2864493), (31, 2587284), (36, 2227939), (42, 1909662), (62, 1293642), (63, 1273108), (84, 954831), (93, 862428), (124, 646821), (126, 636554), (186, 431214), (217, 369612), (252, 318277), (279, 287476), (372, 215607), (434, 184806), (558, 143738), (651, 123204), (868, 92403), (1116, 71869), (1302, 61602), (1953, 41068), (2604, 30801), (3906, 20534), (7812, 10267)]