997445440

素因数分解:

$2^6\times 5^1\times {\mathrm{107}}^1\times {\mathrm{29131}}^1$

素因数の和:29255

約数の個数: 56

約数和(自身を含む): 2397447072

約数和(自身を除く): 1400001632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 160, 214, 320, 428, 535, 856, 1070, 1712, 2140, 3424, 4280, 6848, 8560, 17120, 29131, 34240, 58262, 116524, 145655, 233048, 291310, 466096, 582620, 932192, 1165240, 1864384, 2330480, 3117017, 4660960, 6234034, 9321920, 12468068, 15585085, 24936136, 31170170, 49872272, 62340340, 99744544, 124680680, 199489088, 249361360, 498722720, 997445440]

約数ペア:

[(1, 997445440), (2, 498722720), (4, 249361360), (5, 199489088), (8, 124680680), (10, 99744544), (16, 62340340), (20, 49872272), (32, 31170170), (40, 24936136), (64, 15585085), (80, 12468068), (107, 9321920), (160, 6234034), (214, 4660960), (320, 3117017), (428, 2330480), (535, 1864384), (856, 1165240), (1070, 932192), (1712, 582620), (2140, 466096), (3424, 291310), (4280, 233048), (6848, 145655), (8560, 116524), (17120, 58262), (29131, 34240)]