72873550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1081

約数の個数: 48

約数和(自身を含む): 144633600

約数和(自身を除く): 71760050

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 79, 95, 158, 190, 395, 475, 790, 950, 971, 1501, 1942, 1975, 3002, 3950, 4855, 7505, 9710, 15010, 18449, 24275, 36898, 37525, 48550, 75050, 76709, 92245, 153418, 184490, 383545, 461225, 767090, 922450, 1457471, 1917725, 2914942, 3835450, 7287355, 14574710, 36436775, 72873550]

約数ペア:

[(1, 72873550), (2, 36436775), (5, 14574710), (10, 7287355), (19, 3835450), (25, 2914942), (38, 1917725), (50, 1457471), (79, 922450), (95, 767090), (158, 461225), (190, 383545), (395, 184490), (475, 153418), (790, 92245), (950, 76709), (971, 75050), (1501, 48550), (1942, 37525), (1975, 36898), (3002, 24275), (3950, 18449), (4855, 15010), (7505, 9710)]