72371000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:346

約数の個数: 128

約数和(自身を含む): 192628800

約数和(自身を除く): 120257800

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 125, 130, 152, 190, 200, 247, 250, 260, 293, 325, 380, 475, 494, 500, 520, 586, 650, 760, 950, 988, 1000, 1172, 1235, 1300, 1465, 1625, 1900, 1976, 2344, 2375, 2470, 2600, 2930, 3250, 3800, 3809, 4750, 4940, 5567, 5860, 6175, 6500, 7325, 7618, 9500, 9880, 11134, 11720, 12350, 13000, 14650, 15236, 19000, 19045, 22268, 24700, 27835, 29300, 30472, 30875, 36625, 38090, 44536, 49400, 55670, 58600, 61750, 72371, 73250, 76180, 95225, 111340, 123500, 139175, 144742, 146500, 152360, 190450, 222680, 247000, 278350, 289484, 293000, 361855, 380900, 476125, 556700, 578968, 695875, 723710, 761800, 952250, 1113400, 1391750, 1447420, 1809275, 1904500, 2783500, 2894840, 3618550, 3809000, 5567000, 7237100, 9046375, 14474200, 18092750, 36185500, 72371000]

約数ペア:

[(1, 72371000), (2, 36185500), (4, 18092750), (5, 14474200), (8, 9046375), (10, 7237100), (13, 5567000), (19, 3809000), (20, 3618550), (25, 2894840), (26, 2783500), (38, 1904500), (40, 1809275), (50, 1447420), (52, 1391750), (65, 1113400), (76, 952250), (95, 761800), (100, 723710), (104, 695875), (125, 578968), (130, 556700), (152, 476125), (190, 380900), (200, 361855), (247, 293000), (250, 289484), (260, 278350), (293, 247000), (325, 222680), (380, 190450), (475, 152360), (494, 146500), (500, 144742), (520, 139175), (586, 123500), (650, 111340), (760, 95225), (950, 76180), (988, 73250), (1000, 72371), (1172, 61750), (1235, 58600), (1300, 55670), (1465, 49400), (1625, 44536), (1900, 38090), (1976, 36625), (2344, 30875), (2375, 30472), (2470, 29300), (2600, 27835), (2930, 24700), (3250, 22268), (3800, 19045), (3809, 19000), (4750, 15236), (4940, 14650), (5567, 13000), (5860, 12350), (6175, 11720), (6500, 11134), (7325, 9880), (7618, 9500)]