13170880

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:617

約数の個数: 56

約数和(自身を含む): 31821120

約数和(自身を除く): 18650240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 521, 632, 790, 1042, 1264, 1580, 2084, 2528, 2605, 3160, 4168, 5056, 5210, 6320, 8336, 10420, 12640, 16672, 20840, 25280, 33344, 41159, 41680, 82318, 83360, 164636, 166720, 205795, 329272, 411590, 658544, 823180, 1317088, 1646360, 2634176, 3292720, 6585440, 13170880]

約数ペア:

[(1, 13170880), (2, 6585440), (4, 3292720), (5, 2634176), (8, 1646360), (10, 1317088), (16, 823180), (20, 658544), (32, 411590), (40, 329272), (64, 205795), (79, 166720), (80, 164636), (158, 83360), (160, 82318), (316, 41680), (320, 41159), (395, 33344), (521, 25280), (632, 20840), (790, 16672), (1042, 12640), (1264, 10420), (1580, 8336), (2084, 6320), (2528, 5210), (2605, 5056), (3160, 4168)]