1256988750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{79}}^1\times {\mathrm{4243}}^1$

素因数の和:4347

約数の個数: 80

約数和(自身を含む): 3181981440

約数和(自身を除く): 1924992690

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 79, 125, 150, 158, 237, 250, 375, 395, 474, 625, 750, 790, 1185, 1250, 1875, 1975, 2370, 3750, 3950, 4243, 5925, 8486, 9875, 11850, 12729, 19750, 21215, 25458, 29625, 42430, 49375, 59250, 63645, 98750, 106075, 127290, 148125, 212150, 296250, 318225, 335197, 530375, 636450, 670394, 1005591, 1060750, 1591125, 1675985, 2011182, 2651875, 3182250, 3351970, 5027955, 5303750, 7955625, 8379925, 10055910, 15911250, 16759850, 25139775, 41899625, 50279550, 83799250, 125698875, 209498125, 251397750, 418996250, 628494375, 1256988750]

約数ペア:

[(1, 1256988750), (2, 628494375), (3, 418996250), (5, 251397750), (6, 209498125), (10, 125698875), (15, 83799250), (25, 50279550), (30, 41899625), (50, 25139775), (75, 16759850), (79, 15911250), (125, 10055910), (150, 8379925), (158, 7955625), (237, 5303750), (250, 5027955), (375, 3351970), (395, 3182250), (474, 2651875), (625, 2011182), (750, 1675985), (790, 1591125), (1185, 1060750), (1250, 1005591), (1875, 670394), (1975, 636450), (2370, 530375), (3750, 335197), (3950, 318225), (4243, 296250), (5925, 212150), (8486, 148125), (9875, 127290), (11850, 106075), (12729, 98750), (19750, 63645), (21215, 59250), (25458, 49375), (29625, 42430)]