85419740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{863}}^1$

素因数の和:987

約数の個数: 72

約数和(自身を含む): 210978432

約数和(自身を除く): 125558692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 101, 140, 196, 202, 245, 404, 490, 505, 707, 863, 980, 1010, 1414, 1726, 2020, 2828, 3452, 3535, 4315, 4949, 6041, 7070, 8630, 9898, 12082, 14140, 17260, 19796, 24164, 24745, 30205, 42287, 49490, 60410, 84574, 87163, 98980, 120820, 169148, 174326, 211435, 348652, 422870, 435815, 610141, 845740, 871630, 1220282, 1743260, 2440564, 3050705, 4270987, 6101410, 8541974, 12202820, 17083948, 21354935, 42709870, 85419740]

約数ペア:

[(1, 85419740), (2, 42709870), (4, 21354935), (5, 17083948), (7, 12202820), (10, 8541974), (14, 6101410), (20, 4270987), (28, 3050705), (35, 2440564), (49, 1743260), (70, 1220282), (98, 871630), (101, 845740), (140, 610141), (196, 435815), (202, 422870), (245, 348652), (404, 211435), (490, 174326), (505, 169148), (707, 120820), (863, 98980), (980, 87163), (1010, 84574), (1414, 60410), (1726, 49490), (2020, 42287), (2828, 30205), (3452, 24745), (3535, 24164), (4315, 19796), (4949, 17260), (6041, 14140), (7070, 12082), (8630, 9898)]