25930960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 66781440

約数和(自身を除く): 40850480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 373, 395, 440, 632, 746, 790, 869, 880, 1264, 1492, 1580, 1738, 1865, 2984, 3160, 3476, 3730, 4103, 4345, 5968, 6320, 6952, 7460, 8206, 8690, 13904, 14920, 16412, 17380, 20515, 29467, 29840, 32824, 34760, 41030, 58934, 65648, 69520, 82060, 117868, 147335, 164120, 235736, 294670, 324137, 328240, 471472, 589340, 648274, 1178680, 1296548, 1620685, 2357360, 2593096, 3241370, 5186192, 6482740, 12965480, 25930960]

約数ペア:

[(1, 25930960), (2, 12965480), (4, 6482740), (5, 5186192), (8, 3241370), (10, 2593096), (11, 2357360), (16, 1620685), (20, 1296548), (22, 1178680), (40, 648274), (44, 589340), (55, 471472), (79, 328240), (80, 324137), (88, 294670), (110, 235736), (158, 164120), (176, 147335), (220, 117868), (316, 82060), (373, 69520), (395, 65648), (440, 58934), (632, 41030), (746, 34760), (790, 32824), (869, 29840), (880, 29467), (1264, 20515), (1492, 17380), (1580, 16412), (1738, 14920), (1865, 13904), (2984, 8690), (3160, 8206), (3476, 7460), (3730, 6952), (4103, 6320), (4345, 5968)]