78185920

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3347}}^1$

素因数の和:3437

約数の個数: 56

約数和(自身を含む): 188787024

約数和(自身を除く): 110601104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 1168, 1460, 2336, 2920, 3347, 4672, 5840, 6694, 11680, 13388, 16735, 23360, 26776, 33470, 53552, 66940, 107104, 133880, 214208, 244331, 267760, 488662, 535520, 977324, 1071040, 1221655, 1954648, 2443310, 3909296, 4886620, 7818592, 9773240, 15637184, 19546480, 39092960, 78185920]

約数ペア:

[(1, 78185920), (2, 39092960), (4, 19546480), (5, 15637184), (8, 9773240), (10, 7818592), (16, 4886620), (20, 3909296), (32, 2443310), (40, 1954648), (64, 1221655), (73, 1071040), (80, 977324), (146, 535520), (160, 488662), (292, 267760), (320, 244331), (365, 214208), (584, 133880), (730, 107104), (1168, 66940), (1460, 53552), (2336, 33470), (2920, 26776), (3347, 23360), (4672, 16735), (5840, 13388), (6694, 11680)]