72137870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{743}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 158561280

約数和(自身を除く): 86423410

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 73, 95, 133, 146, 190, 266, 365, 511, 665, 730, 743, 1022, 1330, 1387, 1486, 2555, 2774, 3715, 5110, 5201, 6935, 7430, 9709, 10402, 13870, 14117, 19418, 26005, 28234, 48545, 52010, 54239, 70585, 97090, 98819, 108478, 141170, 197638, 271195, 379673, 494095, 542390, 759346, 988190, 1030541, 1898365, 2061082, 3796730, 5152705, 7213787, 10305410, 14427574, 36068935, 72137870]

約数ペア:

[(1, 72137870), (2, 36068935), (5, 14427574), (7, 10305410), (10, 7213787), (14, 5152705), (19, 3796730), (35, 2061082), (38, 1898365), (70, 1030541), (73, 988190), (95, 759346), (133, 542390), (146, 494095), (190, 379673), (266, 271195), (365, 197638), (511, 141170), (665, 108478), (730, 98819), (743, 97090), (1022, 70585), (1330, 54239), (1387, 52010), (1486, 48545), (2555, 28234), (2774, 26005), (3715, 19418), (5110, 14117), (5201, 13870), (6935, 10402), (7430, 9709)]