129462580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 313286400

約数和(自身を除く): 183823820

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 73, 76, 95, 130, 146, 190, 247, 260, 292, 359, 365, 380, 494, 718, 730, 949, 988, 1235, 1387, 1436, 1460, 1795, 1898, 2470, 2774, 3590, 3796, 4667, 4745, 4940, 5548, 6821, 6935, 7180, 9334, 9490, 13642, 13870, 18031, 18668, 18980, 23335, 26207, 27284, 27740, 34105, 36062, 46670, 52414, 68210, 72124, 88673, 90155, 93340, 104828, 131035, 136420, 177346, 180310, 262070, 340691, 354692, 360620, 443365, 497933, 524140, 681382, 886730, 995866, 1362764, 1703455, 1773460, 1991732, 2489665, 3406910, 4979330, 6473129, 6813820, 9958660, 12946258, 25892516, 32365645, 64731290, 129462580]

約数ペア:

[(1, 129462580), (2, 64731290), (4, 32365645), (5, 25892516), (10, 12946258), (13, 9958660), (19, 6813820), (20, 6473129), (26, 4979330), (38, 3406910), (52, 2489665), (65, 1991732), (73, 1773460), (76, 1703455), (95, 1362764), (130, 995866), (146, 886730), (190, 681382), (247, 524140), (260, 497933), (292, 443365), (359, 360620), (365, 354692), (380, 340691), (494, 262070), (718, 180310), (730, 177346), (949, 136420), (988, 131035), (1235, 104828), (1387, 93340), (1436, 90155), (1460, 88673), (1795, 72124), (1898, 68210), (2470, 52414), (2774, 46670), (3590, 36062), (3796, 34105), (4667, 27740), (4745, 27284), (4940, 26207), (5548, 23335), (6821, 18980), (6935, 18668), (7180, 18031), (9334, 13870), (9490, 13642)]