72178150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6907}}^1$

素因数の和:6949

約数の個数: 48

約数和(自身を含む): 154186560

約数和(自身を除く): 82008410

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 2090, 5225, 6907, 10450, 13814, 34535, 69070, 75977, 131233, 151954, 172675, 262466, 345350, 379885, 656165, 759770, 1312330, 1443563, 1899425, 2887126, 3280825, 3798850, 6561650, 7217815, 14435630, 36089075, 72178150]

約数ペア:

[(1, 72178150), (2, 36089075), (5, 14435630), (10, 7217815), (11, 6561650), (19, 3798850), (22, 3280825), (25, 2887126), (38, 1899425), (50, 1443563), (55, 1312330), (95, 759770), (110, 656165), (190, 379885), (209, 345350), (275, 262466), (418, 172675), (475, 151954), (550, 131233), (950, 75977), (1045, 69070), (2090, 34535), (5225, 13814), (6907, 10450)]