201877690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1427}}^1$

素因数の和:1531

約数の個数: 64

約数和(自身を含む): 434294784

約数和(自身を除く): 232417094

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 47, 70, 86, 94, 215, 235, 301, 329, 430, 470, 602, 658, 1427, 1505, 1645, 2021, 2854, 3010, 3290, 4042, 7135, 9989, 10105, 14147, 14270, 19978, 20210, 28294, 49945, 61361, 67069, 70735, 99890, 122722, 134138, 141470, 306805, 335345, 429527, 469483, 613610, 670690, 859054, 938966, 2147635, 2347415, 2883967, 4295270, 4694830, 5767934, 14419835, 20187769, 28839670, 40375538, 100938845, 201877690]

約数ペア:

[(1, 201877690), (2, 100938845), (5, 40375538), (7, 28839670), (10, 20187769), (14, 14419835), (35, 5767934), (43, 4694830), (47, 4295270), (70, 2883967), (86, 2347415), (94, 2147635), (215, 938966), (235, 859054), (301, 670690), (329, 613610), (430, 469483), (470, 429527), (602, 335345), (658, 306805), (1427, 141470), (1505, 134138), (1645, 122722), (2021, 99890), (2854, 70735), (3010, 67069), (3290, 61361), (4042, 49945), (7135, 28294), (9989, 20210), (10105, 19978), (14147, 14270)]