68560960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16481}}^1$

素因数の和:16511

約数の個数: 56

約数和(自身を含む): 175829976

約数和(自身を除く): 107269016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 16481, 32962, 65924, 82405, 131848, 164810, 214253, 263696, 329620, 428506, 527392, 659240, 857012, 1054784, 1071265, 1318480, 1714024, 2142530, 2636960, 3428048, 4285060, 5273920, 6856096, 8570120, 13712192, 17140240, 34280480, 68560960]

約数ペア:

[(1, 68560960), (2, 34280480), (4, 17140240), (5, 13712192), (8, 8570120), (10, 6856096), (13, 5273920), (16, 4285060), (20, 3428048), (26, 2636960), (32, 2142530), (40, 1714024), (52, 1318480), (64, 1071265), (65, 1054784), (80, 857012), (104, 659240), (130, 527392), (160, 428506), (208, 329620), (260, 263696), (320, 214253), (416, 164810), (520, 131848), (832, 82405), (1040, 65924), (2080, 32962), (4160, 16481)]