25299300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{499}}^1$

素因数の和:542

約数の個数: 108

約数和(自身を含む): 79422000

約数和(自身を除く): 54122700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 169, 195, 260, 300, 325, 338, 390, 499, 507, 650, 676, 780, 845, 975, 998, 1014, 1300, 1497, 1690, 1950, 1996, 2028, 2495, 2535, 2994, 3380, 3900, 4225, 4990, 5070, 5988, 6487, 7485, 8450, 9980, 10140, 12475, 12675, 12974, 14970, 16900, 19461, 24950, 25350, 25948, 29940, 32435, 37425, 38922, 49900, 50700, 64870, 74850, 77844, 84331, 97305, 129740, 149700, 162175, 168662, 194610, 252993, 324350, 337324, 389220, 421655, 486525, 505986, 648700, 843310, 973050, 1011972, 1264965, 1686620, 1946100, 2108275, 2529930, 4216550, 5059860, 6324825, 8433100, 12649650, 25299300]

約数ペア:

[(1, 25299300), (2, 12649650), (3, 8433100), (4, 6324825), (5, 5059860), (6, 4216550), (10, 2529930), (12, 2108275), (13, 1946100), (15, 1686620), (20, 1264965), (25, 1011972), (26, 973050), (30, 843310), (39, 648700), (50, 505986), (52, 486525), (60, 421655), (65, 389220), (75, 337324), (78, 324350), (100, 252993), (130, 194610), (150, 168662), (156, 162175), (169, 149700), (195, 129740), (260, 97305), (300, 84331), (325, 77844), (338, 74850), (390, 64870), (499, 50700), (507, 49900), (650, 38922), (676, 37425), (780, 32435), (845, 29940), (975, 25948), (998, 25350), (1014, 24950), (1300, 19461), (1497, 16900), (1690, 14970), (1950, 12974), (1996, 12675), (2028, 12475), (2495, 10140), (2535, 9980), (2994, 8450), (3380, 7485), (3900, 6487), (4225, 5988), (4990, 5070)]