25878750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 80

約数和(自身を含む): 66278784

約数和(自身を除く): 40400034

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 67, 75, 103, 125, 134, 150, 201, 206, 250, 309, 335, 375, 402, 515, 618, 625, 670, 750, 1005, 1030, 1250, 1545, 1675, 1875, 2010, 2575, 3090, 3350, 3750, 5025, 5150, 6901, 7725, 8375, 10050, 12875, 13802, 15450, 16750, 20703, 25125, 25750, 34505, 38625, 41406, 41875, 50250, 64375, 69010, 77250, 83750, 103515, 125625, 128750, 172525, 193125, 207030, 251250, 345050, 386250, 517575, 862625, 1035150, 1725250, 2587875, 4313125, 5175750, 8626250, 12939375, 25878750]

約数ペア:

[(1, 25878750), (2, 12939375), (3, 8626250), (5, 5175750), (6, 4313125), (10, 2587875), (15, 1725250), (25, 1035150), (30, 862625), (50, 517575), (67, 386250), (75, 345050), (103, 251250), (125, 207030), (134, 193125), (150, 172525), (201, 128750), (206, 125625), (250, 103515), (309, 83750), (335, 77250), (375, 69010), (402, 64375), (515, 50250), (618, 41875), (625, 41406), (670, 38625), (750, 34505), (1005, 25750), (1030, 25125), (1250, 20703), (1545, 16750), (1675, 15450), (1875, 13802), (2010, 12875), (2575, 10050), (3090, 8375), (3350, 7725), (3750, 6901), (5025, 5150)]