12912985040

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1423}}^1\times {\mathrm{1693}}^1$

素因数の和:3196

約数の個数: 80

約数和(自身を含む): 30510213888

約数和(自身を除く): 17597228848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 1423, 1693, 2680, 2846, 3386, 5360, 5692, 6772, 7115, 8465, 11384, 13544, 14230, 16930, 22768, 27088, 28460, 33860, 56920, 67720, 95341, 113431, 113840, 135440, 190682, 226862, 381364, 453724, 476705, 567155, 762728, 907448, 953410, 1134310, 1525456, 1814896, 1906820, 2268620, 2409139, 3813640, 4537240, 4818278, 7627280, 9074480, 9636556, 12045695, 19273112, 24091390, 38546224, 48182780, 96365560, 161412313, 192731120, 322824626, 645649252, 807061565, 1291298504, 1614123130, 2582597008, 3228246260, 6456492520, 12912985040]

約数ペア:

[(1, 12912985040), (2, 6456492520), (4, 3228246260), (5, 2582597008), (8, 1614123130), (10, 1291298504), (16, 807061565), (20, 645649252), (40, 322824626), (67, 192731120), (80, 161412313), (134, 96365560), (268, 48182780), (335, 38546224), (536, 24091390), (670, 19273112), (1072, 12045695), (1340, 9636556), (1423, 9074480), (1693, 7627280), (2680, 4818278), (2846, 4537240), (3386, 3813640), (5360, 2409139), (5692, 2268620), (6772, 1906820), (7115, 1814896), (8465, 1525456), (11384, 1134310), (13544, 953410), (14230, 907448), (16930, 762728), (22768, 567155), (27088, 476705), (28460, 453724), (33860, 381364), (56920, 226862), (67720, 190682), (95341, 135440), (113431, 113840)]