31263100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 75026448

約数和(自身を除く): 43763348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 97, 100, 110, 194, 220, 275, 293, 388, 485, 550, 586, 970, 1067, 1100, 1172, 1465, 1940, 2134, 2425, 2930, 3223, 4268, 4850, 5335, 5860, 6446, 7325, 9700, 10670, 12892, 14650, 16115, 21340, 26675, 28421, 29300, 32230, 53350, 56842, 64460, 80575, 106700, 113684, 142105, 161150, 284210, 312631, 322300, 568420, 625262, 710525, 1250524, 1421050, 1563155, 2842100, 3126310, 6252620, 7815775, 15631550, 31263100]

約数ペア:

[(1, 31263100), (2, 15631550), (4, 7815775), (5, 6252620), (10, 3126310), (11, 2842100), (20, 1563155), (22, 1421050), (25, 1250524), (44, 710525), (50, 625262), (55, 568420), (97, 322300), (100, 312631), (110, 284210), (194, 161150), (220, 142105), (275, 113684), (293, 106700), (388, 80575), (485, 64460), (550, 56842), (586, 53350), (970, 32230), (1067, 29300), (1100, 28421), (1172, 26675), (1465, 21340), (1940, 16115), (2134, 14650), (2425, 12892), (2930, 10670), (3223, 9700), (4268, 7325), (4850, 6446), (5335, 5860)]