249519400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5051}}^1$

素因数の和:5099

約数の個数: 96

約数和(自身を含む): 657770400

約数和(自身を除く): 408251000

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 130, 152, 190, 200, 247, 260, 325, 380, 475, 494, 520, 650, 760, 950, 988, 1235, 1300, 1900, 1976, 2470, 2600, 3800, 4940, 5051, 6175, 9880, 10102, 12350, 20204, 24700, 25255, 40408, 49400, 50510, 65663, 95969, 101020, 126275, 131326, 191938, 202040, 252550, 262652, 328315, 383876, 479845, 505100, 525304, 656630, 767752, 959690, 1010200, 1247597, 1313260, 1641575, 1919380, 2399225, 2495194, 2626520, 3283150, 3838760, 4798450, 4990388, 6237985, 6566300, 9596900, 9980776, 12475970, 13132600, 19193800, 24951940, 31189925, 49903880, 62379850, 124759700, 249519400]

約数ペア:

[(1, 249519400), (2, 124759700), (4, 62379850), (5, 49903880), (8, 31189925), (10, 24951940), (13, 19193800), (19, 13132600), (20, 12475970), (25, 9980776), (26, 9596900), (38, 6566300), (40, 6237985), (50, 4990388), (52, 4798450), (65, 3838760), (76, 3283150), (95, 2626520), (100, 2495194), (104, 2399225), (130, 1919380), (152, 1641575), (190, 1313260), (200, 1247597), (247, 1010200), (260, 959690), (325, 767752), (380, 656630), (475, 525304), (494, 505100), (520, 479845), (650, 383876), (760, 328315), (950, 262652), (988, 252550), (1235, 202040), (1300, 191938), (1900, 131326), (1976, 126275), (2470, 101020), (2600, 95969), (3800, 65663), (4940, 50510), (5051, 49400), (6175, 40408), (9880, 25255), (10102, 24700), (12350, 20204)]