81081492

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 200188800

約数和(自身を除く): 119107308

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 79, 89, 93, 124, 158, 178, 186, 237, 267, 316, 356, 372, 474, 534, 948, 961, 1068, 1922, 2449, 2759, 2883, 3844, 4898, 5518, 5766, 7031, 7347, 8277, 9796, 11036, 11532, 14062, 14694, 16554, 21093, 28124, 29388, 33108, 42186, 75919, 84372, 85529, 151838, 171058, 217961, 227757, 256587, 303676, 342116, 435922, 455514, 513174, 653883, 871844, 911028, 1026348, 1307766, 2615532, 6756791, 13513582, 20270373, 27027164, 40540746, 81081492]

約数ペア:

[(1, 81081492), (2, 40540746), (3, 27027164), (4, 20270373), (6, 13513582), (12, 6756791), (31, 2615532), (62, 1307766), (79, 1026348), (89, 911028), (93, 871844), (124, 653883), (158, 513174), (178, 455514), (186, 435922), (237, 342116), (267, 303676), (316, 256587), (356, 227757), (372, 217961), (474, 171058), (534, 151838), (948, 85529), (961, 84372), (1068, 75919), (1922, 42186), (2449, 33108), (2759, 29388), (2883, 28124), (3844, 21093), (4898, 16554), (5518, 14694), (5766, 14062), (7031, 11532), (7347, 11036), (8277, 9796)]