71992500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:387

約数の個数: 120

約数和(自身を含む): 217805280

約数和(自身を除く): 145812780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 87, 100, 116, 125, 145, 150, 174, 250, 290, 300, 331, 348, 375, 435, 500, 580, 625, 662, 725, 750, 870, 993, 1250, 1324, 1450, 1500, 1655, 1740, 1875, 1986, 2175, 2500, 2900, 3310, 3625, 3750, 3972, 4350, 4965, 6620, 7250, 7500, 8275, 8700, 9599, 9930, 10875, 14500, 16550, 18125, 19198, 19860, 21750, 24825, 28797, 33100, 36250, 38396, 41375, 43500, 47995, 49650, 54375, 57594, 72500, 82750, 95990, 99300, 108750, 115188, 124125, 143985, 165500, 191980, 206875, 217500, 239975, 248250, 287970, 413750, 479950, 496500, 575940, 620625, 719925, 827500, 959900, 1199875, 1241250, 1439850, 2399750, 2482500, 2879700, 3599625, 4799500, 5999375, 7199250, 11998750, 14398500, 17998125, 23997500, 35996250, 71992500]

約数ペア:

[(1, 71992500), (2, 35996250), (3, 23997500), (4, 17998125), (5, 14398500), (6, 11998750), (10, 7199250), (12, 5999375), (15, 4799500), (20, 3599625), (25, 2879700), (29, 2482500), (30, 2399750), (50, 1439850), (58, 1241250), (60, 1199875), (75, 959900), (87, 827500), (100, 719925), (116, 620625), (125, 575940), (145, 496500), (150, 479950), (174, 413750), (250, 287970), (290, 248250), (300, 239975), (331, 217500), (348, 206875), (375, 191980), (435, 165500), (500, 143985), (580, 124125), (625, 115188), (662, 108750), (725, 99300), (750, 95990), (870, 82750), (993, 72500), (1250, 57594), (1324, 54375), (1450, 49650), (1500, 47995), (1655, 43500), (1740, 41375), (1875, 38396), (1986, 36250), (2175, 33100), (2500, 28797), (2900, 24825), (3310, 21750), (3625, 19860), (3750, 19198), (3972, 18125), (4350, 16550), (4965, 14500), (6620, 10875), (7250, 9930), (7500, 9599), (8275, 8700)]