79443440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{26839}}^1$

素因数の和:26889

約数の個数: 40

約数和(自身を含む): 189705120

約数和(自身を除く): 110261680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 26839, 53678, 107356, 134195, 214712, 268390, 429424, 536780, 993043, 1073560, 1986086, 2147120, 3972172, 4965215, 7944344, 9930430, 15888688, 19860860, 39721720, 79443440]

約数ペア:

[(1, 79443440), (2, 39721720), (4, 19860860), (5, 15888688), (8, 9930430), (10, 7944344), (16, 4965215), (20, 3972172), (37, 2147120), (40, 1986086), (74, 1073560), (80, 993043), (148, 536780), (185, 429424), (296, 268390), (370, 214712), (592, 134195), (740, 107356), (1480, 53678), (2960, 26839)]