90821900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3677}}^1$

素因数の和:3723

約数の個数: 72

約数和(自身を含む): 223475280

約数和(自身を除く): 132653380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2470, 3677, 4940, 6175, 7354, 12350, 14708, 18385, 24700, 36770, 47801, 69863, 73540, 91925, 95602, 139726, 183850, 191204, 239005, 279452, 349315, 367700, 478010, 698630, 908219, 956020, 1195025, 1397260, 1746575, 1816438, 2390050, 3493150, 3632876, 4541095, 4780100, 6986300, 9082190, 18164380, 22705475, 45410950, 90821900]

約数ペア:

[(1, 90821900), (2, 45410950), (4, 22705475), (5, 18164380), (10, 9082190), (13, 6986300), (19, 4780100), (20, 4541095), (25, 3632876), (26, 3493150), (38, 2390050), (50, 1816438), (52, 1746575), (65, 1397260), (76, 1195025), (95, 956020), (100, 908219), (130, 698630), (190, 478010), (247, 367700), (260, 349315), (325, 279452), (380, 239005), (475, 191204), (494, 183850), (650, 139726), (950, 95602), (988, 91925), (1235, 73540), (1300, 69863), (1900, 47801), (2470, 36770), (3677, 24700), (4940, 18385), (6175, 14708), (7354, 12350)]