65601040

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{12239}}^1$

素因数の和:12319

約数の個数: 40

約数和(自身を含む): 154811520

約数和(自身を除く): 89210480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 12239, 24478, 48956, 61195, 97912, 122390, 195824, 244780, 489560, 820013, 979120, 1640026, 3280052, 4100065, 6560104, 8200130, 13120208, 16400260, 32800520, 65601040]

約数ペア:

[(1, 65601040), (2, 32800520), (4, 16400260), (5, 13120208), (8, 8200130), (10, 6560104), (16, 4100065), (20, 3280052), (40, 1640026), (67, 979120), (80, 820013), (134, 489560), (268, 244780), (335, 195824), (536, 122390), (670, 97912), (1072, 61195), (1340, 48956), (2680, 24478), (5360, 12239)]