100625420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{102679}}^1$

素因数の和:102702

約数の個数: 36

約数和(自身を含む): 245815920

約数和(自身を除く): 145190500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 102679, 205358, 410716, 513395, 718753, 1026790, 1437506, 2053580, 2875012, 3593765, 5031271, 7187530, 10062542, 14375060, 20125084, 25156355, 50312710, 100625420]

約数ペア:

[(1, 100625420), (2, 50312710), (4, 25156355), (5, 20125084), (7, 14375060), (10, 10062542), (14, 7187530), (20, 5031271), (28, 3593765), (35, 2875012), (49, 2053580), (70, 1437506), (98, 1026790), (140, 718753), (196, 513395), (245, 410716), (490, 205358), (980, 102679)]