51993450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2687}}^1$

素因数の和:2748

約数の個数: 72

約数和(自身を含む): 142990848

約数和(自身を除く): 90997398

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 43, 45, 50, 75, 86, 90, 129, 150, 215, 225, 258, 387, 430, 450, 645, 774, 1075, 1290, 1935, 2150, 2687, 3225, 3870, 5374, 6450, 8061, 9675, 13435, 16122, 19350, 24183, 26870, 40305, 48366, 67175, 80610, 115541, 120915, 134350, 201525, 231082, 241830, 346623, 403050, 577705, 604575, 693246, 1039869, 1155410, 1209150, 1733115, 2079738, 2888525, 3466230, 5199345, 5777050, 8665575, 10398690, 17331150, 25996725, 51993450]

約数ペア:

[(1, 51993450), (2, 25996725), (3, 17331150), (5, 10398690), (6, 8665575), (9, 5777050), (10, 5199345), (15, 3466230), (18, 2888525), (25, 2079738), (30, 1733115), (43, 1209150), (45, 1155410), (50, 1039869), (75, 693246), (86, 604575), (90, 577705), (129, 403050), (150, 346623), (215, 241830), (225, 231082), (258, 201525), (387, 134350), (430, 120915), (450, 115541), (645, 80610), (774, 67175), (1075, 48366), (1290, 40305), (1935, 26870), (2150, 24183), (2687, 19350), (3225, 16122), (3870, 13435), (5374, 9675), (6450, 8061)]