201260680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1607}}^1$

素因数の和:1750

約数の個数: 64

約数和(自身を含む): 472366080

約数和(自身を除く): 271105400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 808, 1010, 1240, 1607, 2020, 3131, 3214, 4040, 6262, 6428, 8035, 12524, 12856, 15655, 16070, 25048, 31310, 32140, 49817, 62620, 64280, 99634, 125240, 162307, 199268, 249085, 324614, 398536, 498170, 649228, 811535, 996340, 1298456, 1623070, 1992680, 3246140, 5031517, 6492280, 10063034, 20126068, 25157585, 40252136, 50315170, 100630340, 201260680]

約数ペア:

[(1, 201260680), (2, 100630340), (4, 50315170), (5, 40252136), (8, 25157585), (10, 20126068), (20, 10063034), (31, 6492280), (40, 5031517), (62, 3246140), (101, 1992680), (124, 1623070), (155, 1298456), (202, 996340), (248, 811535), (310, 649228), (404, 498170), (505, 398536), (620, 324614), (808, 249085), (1010, 199268), (1240, 162307), (1607, 125240), (2020, 99634), (3131, 64280), (3214, 62620), (4040, 49817), (6262, 32140), (6428, 31310), (8035, 25048), (12524, 16070), (12856, 15655)]