255274840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{1259}}^1$

素因数の和:1444

約数の個数: 64

約数和(自身を含む): 594669600

約数和(自身を除く): 339394760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 137, 148, 185, 274, 296, 370, 548, 685, 740, 1096, 1259, 1370, 1480, 2518, 2740, 5036, 5069, 5480, 6295, 10072, 10138, 12590, 20276, 25180, 25345, 40552, 46583, 50360, 50690, 93166, 101380, 172483, 186332, 202760, 232915, 344966, 372664, 465830, 689932, 862415, 931660, 1379864, 1724830, 1863320, 3449660, 6381871, 6899320, 12763742, 25527484, 31909355, 51054968, 63818710, 127637420, 255274840]

約数ペア:

[(1, 255274840), (2, 127637420), (4, 63818710), (5, 51054968), (8, 31909355), (10, 25527484), (20, 12763742), (37, 6899320), (40, 6381871), (74, 3449660), (137, 1863320), (148, 1724830), (185, 1379864), (274, 931660), (296, 862415), (370, 689932), (548, 465830), (685, 372664), (740, 344966), (1096, 232915), (1259, 202760), (1370, 186332), (1480, 172483), (2518, 101380), (2740, 93166), (5036, 50690), (5069, 50360), (5480, 46583), (6295, 40552), (10072, 25345), (10138, 25180), (12590, 20276)]