64023890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{677}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 134951832

約数和(自身を除く): 70927942

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 193, 245, 386, 490, 677, 965, 1351, 1354, 1930, 2702, 3385, 4739, 6755, 6770, 9457, 9478, 13510, 18914, 23695, 33173, 47285, 47390, 66346, 94570, 130661, 165865, 261322, 331730, 653305, 914627, 1306610, 1829254, 4573135, 6402389, 9146270, 12804778, 32011945, 64023890]

約数ペア:

[(1, 64023890), (2, 32011945), (5, 12804778), (7, 9146270), (10, 6402389), (14, 4573135), (35, 1829254), (49, 1306610), (70, 914627), (98, 653305), (193, 331730), (245, 261322), (386, 165865), (490, 130661), (677, 94570), (965, 66346), (1351, 47390), (1354, 47285), (1930, 33173), (2702, 23695), (3385, 18914), (4739, 13510), (6755, 9478), (6770, 9457)]