89801680

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{15377}}^1$

素因数の和:15463

約数の個数: 40

約数和(自身を含む): 211662792

約数和(自身を除く): 121861112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 15377, 30754, 61508, 76885, 123016, 153770, 246032, 307540, 615080, 1122521, 1230160, 2245042, 4490084, 5612605, 8980168, 11225210, 17960336, 22450420, 44900840, 89801680]

約数ペア:

[(1, 89801680), (2, 44900840), (4, 22450420), (5, 17960336), (8, 11225210), (10, 8980168), (16, 5612605), (20, 4490084), (40, 2245042), (73, 1230160), (80, 1122521), (146, 615080), (292, 307540), (365, 246032), (584, 153770), (730, 123016), (1168, 76885), (1460, 61508), (2920, 30754), (5840, 15377)]