68573980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{863}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 150232320

約数和(自身を除く): 81658340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 137, 145, 274, 290, 548, 580, 685, 863, 1370, 1726, 2740, 3452, 3973, 4315, 7946, 8630, 15892, 17260, 19865, 25027, 39730, 50054, 79460, 100108, 118231, 125135, 236462, 250270, 472924, 500540, 591155, 1182310, 2364620, 3428699, 6857398, 13714796, 17143495, 34286990, 68573980]

約数ペア:

[(1, 68573980), (2, 34286990), (4, 17143495), (5, 13714796), (10, 6857398), (20, 3428699), (29, 2364620), (58, 1182310), (116, 591155), (137, 500540), (145, 472924), (274, 250270), (290, 236462), (548, 125135), (580, 118231), (685, 100108), (863, 79460), (1370, 50054), (1726, 39730), (2740, 25027), (3452, 19865), (3973, 17260), (4315, 15892), (7946, 8630)]