78224920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{41609}}^1$

素因数の和:41667

約数の個数: 32

約数和(自身を含む): 179755200

約数和(自身を除く): 101530280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 41609, 83218, 166436, 208045, 332872, 416090, 832180, 1664360, 1955623, 3911246, 7822492, 9778115, 15644984, 19556230, 39112460, 78224920]

約数ペア:

[(1, 78224920), (2, 39112460), (4, 19556230), (5, 15644984), (8, 9778115), (10, 7822492), (20, 3911246), (40, 1955623), (47, 1664360), (94, 832180), (188, 416090), (235, 332872), (376, 208045), (470, 166436), (940, 83218), (1880, 41609)]