54098840

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 125314560

約数和(自身を除く): 71215720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 97, 146, 191, 194, 292, 365, 382, 388, 485, 584, 730, 764, 776, 955, 970, 1460, 1528, 1910, 1940, 2920, 3820, 3880, 7081, 7640, 13943, 14162, 18527, 27886, 28324, 35405, 37054, 55772, 56648, 69715, 70810, 74108, 92635, 111544, 139430, 141620, 148216, 185270, 278860, 283240, 370540, 557720, 741080, 1352471, 2704942, 5409884, 6762355, 10819768, 13524710, 27049420, 54098840]

約数ペア:

[(1, 54098840), (2, 27049420), (4, 13524710), (5, 10819768), (8, 6762355), (10, 5409884), (20, 2704942), (40, 1352471), (73, 741080), (97, 557720), (146, 370540), (191, 283240), (194, 278860), (292, 185270), (365, 148216), (382, 141620), (388, 139430), (485, 111544), (584, 92635), (730, 74108), (764, 70810), (776, 69715), (955, 56648), (970, 55772), (1460, 37054), (1528, 35405), (1910, 28324), (1940, 27886), (2920, 18527), (3820, 14162), (3880, 13943), (7081, 7640)]