320162975

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{971}}^1$

素因数の和:1112

約数の個数: 36

約数和(自身を含む): 440831160

約数和(自身を除く): 120668185

約数列:

[1, 5, 11, 25, 55, 109, 121, 275, 545, 605, 971, 1199, 2725, 3025, 4855, 5995, 10681, 13189, 24275, 29975, 53405, 65945, 105839, 117491, 267025, 329725, 529195, 587455, 1164229, 2645975, 2937275, 5821145, 12806519, 29105725, 64032595, 320162975]

約数ペア:

[(1, 320162975), (5, 64032595), (11, 29105725), (25, 12806519), (55, 5821145), (109, 2937275), (121, 2645975), (275, 1164229), (545, 587455), (605, 529195), (971, 329725), (1199, 267025), (2725, 117491), (3025, 105839), (4855, 65945), (5995, 53405), (10681, 29975), (13189, 24275)]