84191120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80953}}^1$

素因数の和:80979

約数の個数: 40

約数和(自身を含む): 210804216

約数和(自身を除く): 126613096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 80953, 161906, 323812, 404765, 647624, 809530, 1052389, 1295248, 1619060, 2104778, 3238120, 4209556, 5261945, 6476240, 8419112, 10523890, 16838224, 21047780, 42095560, 84191120]

約数ペア:

[(1, 84191120), (2, 42095560), (4, 21047780), (5, 16838224), (8, 10523890), (10, 8419112), (13, 6476240), (16, 5261945), (20, 4209556), (26, 3238120), (40, 2104778), (52, 1619060), (65, 1295248), (80, 1052389), (104, 809530), (130, 647624), (208, 404765), (260, 323812), (520, 161906), (1040, 80953)]