1845721250

素因数分解:

$2^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1493}}^1$

素因数の和:1581

約数の個数: 80

約数和(自身を含む): 3696466752

約数和(自身を除く): 1850745502

約数列:

[1, 2, 5, 10, 23, 25, 43, 46, 50, 86, 115, 125, 215, 230, 250, 430, 575, 625, 989, 1075, 1150, 1250, 1493, 1978, 2150, 2875, 2986, 4945, 5375, 5750, 7465, 9890, 10750, 14375, 14930, 24725, 26875, 28750, 34339, 37325, 49450, 53750, 64199, 68678, 74650, 123625, 128398, 171695, 186625, 247250, 320995, 343390, 373250, 618125, 641990, 858475, 933125, 1236250, 1476577, 1604975, 1716950, 1866250, 2953154, 3209950, 4292375, 7382885, 8024875, 8584750, 14765770, 16049750, 21461875, 36914425, 40124375, 42923750, 73828850, 80248750, 184572125, 369144250, 922860625, 1845721250]

約数ペア:

[(1, 1845721250), (2, 922860625), (5, 369144250), (10, 184572125), (23, 80248750), (25, 73828850), (43, 42923750), (46, 40124375), (50, 36914425), (86, 21461875), (115, 16049750), (125, 14765770), (215, 8584750), (230, 8024875), (250, 7382885), (430, 4292375), (575, 3209950), (625, 2953154), (989, 1866250), (1075, 1716950), (1150, 1604975), (1250, 1476577), (1493, 1236250), (1978, 933125), (2150, 858475), (2875, 641990), (2986, 618125), (4945, 373250), (5375, 343390), (5750, 320995), (7465, 247250), (9890, 186625), (10750, 171695), (14375, 128398), (14930, 123625), (24725, 74650), (26875, 68678), (28750, 64199), (34339, 53750), (37325, 49450)]