54977260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 135475200

約数和(自身を除く): 80497940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 95, 124, 130, 155, 190, 247, 260, 310, 359, 380, 403, 494, 589, 620, 718, 806, 988, 1178, 1235, 1436, 1612, 1795, 2015, 2356, 2470, 2945, 3590, 4030, 4667, 4940, 5890, 6821, 7180, 7657, 8060, 9334, 11129, 11780, 13642, 15314, 18668, 22258, 23335, 27284, 30628, 34105, 38285, 44516, 46670, 55645, 68210, 76570, 88673, 93340, 111290, 136420, 144677, 153140, 177346, 211451, 222580, 289354, 354692, 422902, 443365, 578708, 723385, 845804, 886730, 1057255, 1446770, 1773460, 2114510, 2748863, 2893540, 4229020, 5497726, 10995452, 13744315, 27488630, 54977260]

約数ペア:

[(1, 54977260), (2, 27488630), (4, 13744315), (5, 10995452), (10, 5497726), (13, 4229020), (19, 2893540), (20, 2748863), (26, 2114510), (31, 1773460), (38, 1446770), (52, 1057255), (62, 886730), (65, 845804), (76, 723385), (95, 578708), (124, 443365), (130, 422902), (155, 354692), (190, 289354), (247, 222580), (260, 211451), (310, 177346), (359, 153140), (380, 144677), (403, 136420), (494, 111290), (589, 93340), (620, 88673), (718, 76570), (806, 68210), (988, 55645), (1178, 46670), (1235, 44516), (1436, 38285), (1612, 34105), (1795, 30628), (2015, 27284), (2356, 23335), (2470, 22258), (2945, 18668), (3590, 15314), (4030, 13642), (4667, 11780), (4940, 11129), (5890, 9334), (6821, 8060), (7180, 7657)]