31355872

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 64465632

約数和(自身を除く): 33109760

約数列:

[1, 2, 4, 8, 16, 32, 37, 71, 74, 142, 148, 284, 296, 373, 568, 592, 746, 1136, 1184, 1492, 2272, 2627, 2984, 5254, 5968, 10508, 11936, 13801, 21016, 26483, 27602, 42032, 52966, 55204, 84064, 105932, 110408, 211864, 220816, 423728, 441632, 847456, 979871, 1959742, 3919484, 7838968, 15677936, 31355872]

約数ペア:

[(1, 31355872), (2, 15677936), (4, 7838968), (8, 3919484), (16, 1959742), (32, 979871), (37, 847456), (71, 441632), (74, 423728), (142, 220816), (148, 211864), (284, 110408), (296, 105932), (373, 84064), (568, 55204), (592, 52966), (746, 42032), (1136, 27602), (1184, 26483), (1492, 21016), (2272, 13801), (2627, 11936), (2984, 10508), (5254, 5968)]