77877420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{13381}}^1$

素因数の和:13490

約数の個数: 48

約数和(自身を含む): 220321248

約数和(自身を除く): 142443828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 13381, 26762, 40143, 53524, 66905, 80286, 133810, 160572, 200715, 267620, 401430, 802860, 1297957, 2595914, 3893871, 5191828, 6489785, 7787742, 12979570, 15575484, 19469355, 25959140, 38938710, 77877420]

約数ペア:

[(1, 77877420), (2, 38938710), (3, 25959140), (4, 19469355), (5, 15575484), (6, 12979570), (10, 7787742), (12, 6489785), (15, 5191828), (20, 3893871), (30, 2595914), (60, 1297957), (97, 802860), (194, 401430), (291, 267620), (388, 200715), (485, 160572), (582, 133810), (970, 80286), (1164, 66905), (1455, 53524), (1940, 40143), (2910, 26762), (5820, 13381)]