425414240

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:676

約数の個数: 96

約数和(自身を含む): 1045094400

約数和(自身を除く): 619680160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 199, 248, 310, 398, 431, 496, 620, 796, 862, 992, 995, 1240, 1592, 1724, 1990, 2155, 2480, 3184, 3448, 3980, 4310, 4960, 6169, 6368, 6896, 7960, 8620, 12338, 13361, 13792, 15920, 17240, 24676, 26722, 30845, 31840, 34480, 49352, 53444, 61690, 66805, 68960, 85769, 98704, 106888, 123380, 133610, 171538, 197408, 213776, 246760, 267220, 343076, 427552, 428845, 493520, 534440, 686152, 857690, 987040, 1068880, 1372304, 1715380, 2137760, 2658839, 2744608, 3430760, 5317678, 6861520, 10635356, 13294195, 13723040, 21270712, 26588390, 42541424, 53176780, 85082848, 106353560, 212707120, 425414240]

約数ペア:

[(1, 425414240), (2, 212707120), (4, 106353560), (5, 85082848), (8, 53176780), (10, 42541424), (16, 26588390), (20, 21270712), (31, 13723040), (32, 13294195), (40, 10635356), (62, 6861520), (80, 5317678), (124, 3430760), (155, 2744608), (160, 2658839), (199, 2137760), (248, 1715380), (310, 1372304), (398, 1068880), (431, 987040), (496, 857690), (620, 686152), (796, 534440), (862, 493520), (992, 428845), (995, 427552), (1240, 343076), (1592, 267220), (1724, 246760), (1990, 213776), (2155, 197408), (2480, 171538), (3184, 133610), (3448, 123380), (3980, 106888), (4310, 98704), (4960, 85769), (6169, 68960), (6368, 66805), (6896, 61690), (7960, 53444), (8620, 49352), (12338, 34480), (13361, 31840), (13792, 30845), (15920, 26722), (17240, 24676)]