200201720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{161453}}^1$

素因数の和:161495

約数の個数: 32

約数和(自身を含む): 464987520

約数和(自身を除く): 264785800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 161453, 322906, 645812, 807265, 1291624, 1614530, 3229060, 5005043, 6458120, 10010086, 20020172, 25025215, 40040344, 50050430, 100100860, 200201720]

約数ペア:

[(1, 200201720), (2, 100100860), (4, 50050430), (5, 40040344), (8, 25025215), (10, 20020172), (20, 10010086), (31, 6458120), (40, 5005043), (62, 3229060), (124, 1614530), (155, 1291624), (248, 807265), (310, 645812), (620, 322906), (1240, 161453)]