71949640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{36709}}^1$

素因数の和:36734

約数の個数: 48

約数和(自身を含む): 188322300

約数和(自身を除く): 116372660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 36709, 73418, 146836, 183545, 256963, 293672, 367090, 513926, 734180, 1027852, 1284815, 1468360, 1798741, 2055704, 2569630, 3597482, 5139260, 7194964, 8993705, 10278520, 14389928, 17987410, 35974820, 71949640]

約数ペア:

[(1, 71949640), (2, 35974820), (4, 17987410), (5, 14389928), (7, 10278520), (8, 8993705), (10, 7194964), (14, 5139260), (20, 3597482), (28, 2569630), (35, 2055704), (40, 1798741), (49, 1468360), (56, 1284815), (70, 1027852), (98, 734180), (140, 513926), (196, 367090), (245, 293672), (280, 256963), (392, 183545), (490, 146836), (980, 73418), (1960, 36709)]