80908884

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10357}}^1$

素因数の和:10405

約数の個数: 72

約数和(自身を含む): 241299968

約数和(自身を除く): 160391084

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, 10357, 20714, 31071, 41428, 62142, 72499, 93213, 124284, 144998, 186426, 217497, 289996, 321067, 372852, 434994, 642134, 652491, 869988, 963201, 1284268, 1304982, 1926402, 2247469, 2609964, 2889603, 3852804, 4494938, 5779206, 6742407, 8989876, 11558412, 13484814, 20227221, 26969628, 40454442, 80908884]

約数ペア:

[(1, 80908884), (2, 40454442), (3, 26969628), (4, 20227221), (6, 13484814), (7, 11558412), (9, 8989876), (12, 6742407), (14, 5779206), (18, 4494938), (21, 3852804), (28, 2889603), (31, 2609964), (36, 2247469), (42, 1926402), (62, 1304982), (63, 1284268), (84, 963201), (93, 869988), (124, 652491), (126, 642134), (186, 434994), (217, 372852), (252, 321067), (279, 289996), (372, 217497), (434, 186426), (558, 144998), (651, 124284), (868, 93213), (1116, 72499), (1302, 62142), (1953, 41428), (2604, 31071), (3906, 20714), (7812, 10357)]