31263750

素因数分解:

$2^1\times 3^2\times 5^4\times 7^1\times {\mathrm{397}}^1$

素因数の和:432

約数の個数: 120

約数和(自身を含む): 96981456

約数和(自身を除く): 65717706

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 125, 126, 150, 175, 210, 225, 250, 315, 350, 375, 397, 450, 525, 625, 630, 750, 794, 875, 1050, 1125, 1191, 1250, 1575, 1750, 1875, 1985, 2250, 2382, 2625, 2779, 3150, 3573, 3750, 3970, 4375, 5250, 5558, 5625, 5955, 7146, 7875, 8337, 8750, 9925, 11250, 11910, 13125, 13895, 15750, 16674, 17865, 19850, 25011, 26250, 27790, 29775, 35730, 39375, 41685, 49625, 50022, 59550, 69475, 78750, 83370, 89325, 99250, 125055, 138950, 148875, 178650, 208425, 248125, 250110, 297750, 347375, 416850, 446625, 496250, 625275, 694750, 744375, 893250, 1042125, 1250550, 1488750, 1736875, 2084250, 2233125, 3126375, 3473750, 4466250, 5210625, 6252750, 10421250, 15631875, 31263750]

約数ペア:

[(1, 31263750), (2, 15631875), (3, 10421250), (5, 6252750), (6, 5210625), (7, 4466250), (9, 3473750), (10, 3126375), (14, 2233125), (15, 2084250), (18, 1736875), (21, 1488750), (25, 1250550), (30, 1042125), (35, 893250), (42, 744375), (45, 694750), (50, 625275), (63, 496250), (70, 446625), (75, 416850), (90, 347375), (105, 297750), (125, 250110), (126, 248125), (150, 208425), (175, 178650), (210, 148875), (225, 138950), (250, 125055), (315, 99250), (350, 89325), (375, 83370), (397, 78750), (450, 69475), (525, 59550), (625, 50022), (630, 49625), (750, 41685), (794, 39375), (875, 35730), (1050, 29775), (1125, 27790), (1191, 26250), (1250, 25011), (1575, 19850), (1750, 17865), (1875, 16674), (1985, 15750), (2250, 13895), (2382, 13125), (2625, 11910), (2779, 11250), (3150, 9925), (3573, 8750), (3750, 8337), (3970, 7875), (4375, 7146), (5250, 5955), (5558, 5625)]