69897040

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{9817}}^1$

素因数の和:9919

約数の個数: 40

約数和(自身を含む): 164353320

約数和(自身を除く): 94456280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 9817, 19634, 39268, 49085, 78536, 98170, 157072, 196340, 392680, 785360, 873713, 1747426, 3494852, 4368565, 6989704, 8737130, 13979408, 17474260, 34948520, 69897040]

約数ペア:

[(1, 69897040), (2, 34948520), (4, 17474260), (5, 13979408), (8, 8737130), (10, 6989704), (16, 4368565), (20, 3494852), (40, 1747426), (80, 873713), (89, 785360), (178, 392680), (356, 196340), (445, 157072), (712, 98170), (890, 78536), (1424, 49085), (1780, 39268), (3560, 19634), (7120, 9817)]