72497800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 176629320

約数和(自身を除く): 104131520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 97, 100, 101, 148, 185, 194, 200, 202, 296, 370, 388, 404, 485, 505, 740, 776, 808, 925, 970, 1010, 1480, 1850, 1940, 2020, 2425, 2525, 3589, 3700, 3737, 3880, 4040, 4850, 5050, 7178, 7400, 7474, 9700, 9797, 10100, 14356, 14948, 17945, 18685, 19400, 19594, 20200, 28712, 29896, 35890, 37370, 39188, 48985, 71780, 74740, 78376, 89725, 93425, 97970, 143560, 149480, 179450, 186850, 195940, 244925, 358900, 362489, 373700, 391880, 489850, 717800, 724978, 747400, 979700, 1449956, 1812445, 1959400, 2899912, 3624890, 7249780, 9062225, 14499560, 18124450, 36248900, 72497800]

約数ペア:

[(1, 72497800), (2, 36248900), (4, 18124450), (5, 14499560), (8, 9062225), (10, 7249780), (20, 3624890), (25, 2899912), (37, 1959400), (40, 1812445), (50, 1449956), (74, 979700), (97, 747400), (100, 724978), (101, 717800), (148, 489850), (185, 391880), (194, 373700), (200, 362489), (202, 358900), (296, 244925), (370, 195940), (388, 186850), (404, 179450), (485, 149480), (505, 143560), (740, 97970), (776, 93425), (808, 89725), (925, 78376), (970, 74740), (1010, 71780), (1480, 48985), (1850, 39188), (1940, 37370), (2020, 35890), (2425, 29896), (2525, 28712), (3589, 20200), (3700, 19594), (3737, 19400), (3880, 18685), (4040, 17945), (4850, 14948), (5050, 14356), (7178, 10100), (7400, 9797), (7474, 9700)]