51175420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1399}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 112896000

約数和(自身を除く): 61720580

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 1180, 1399, 1829, 2798, 3658, 5596, 6995, 7316, 9145, 13990, 18290, 27980, 36580, 43369, 82541, 86738, 165082, 173476, 216845, 330164, 412705, 433690, 825410, 867380, 1650820, 2558771, 5117542, 10235084, 12793855, 25587710, 51175420]

約数ペア:

[(1, 51175420), (2, 25587710), (4, 12793855), (5, 10235084), (10, 5117542), (20, 2558771), (31, 1650820), (59, 867380), (62, 825410), (118, 433690), (124, 412705), (155, 330164), (236, 216845), (295, 173476), (310, 165082), (590, 86738), (620, 82541), (1180, 43369), (1399, 36580), (1829, 27980), (2798, 18290), (3658, 13990), (5596, 9145), (6995, 7316)]