25923520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:258

約数の個数: 112

約数和(自身を含む): 71981568

約数和(自身を除く): 46058048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 140, 142, 160, 163, 224, 280, 284, 320, 326, 355, 448, 497, 560, 568, 652, 710, 815, 994, 1120, 1136, 1141, 1304, 1420, 1630, 1988, 2240, 2272, 2282, 2485, 2608, 2840, 3260, 3976, 4544, 4564, 4970, 5216, 5680, 5705, 6520, 7952, 9128, 9940, 10432, 11360, 11410, 11573, 13040, 15904, 18256, 19880, 22720, 22820, 23146, 26080, 31808, 36512, 39760, 45640, 46292, 52160, 57865, 73024, 79520, 81011, 91280, 92584, 115730, 159040, 162022, 182560, 185168, 231460, 324044, 365120, 370336, 405055, 462920, 648088, 740672, 810110, 925840, 1296176, 1620220, 1851680, 2592352, 3240440, 3703360, 5184704, 6480880, 12961760, 25923520]

約数ペア:

[(1, 25923520), (2, 12961760), (4, 6480880), (5, 5184704), (7, 3703360), (8, 3240440), (10, 2592352), (14, 1851680), (16, 1620220), (20, 1296176), (28, 925840), (32, 810110), (35, 740672), (40, 648088), (56, 462920), (64, 405055), (70, 370336), (71, 365120), (80, 324044), (112, 231460), (140, 185168), (142, 182560), (160, 162022), (163, 159040), (224, 115730), (280, 92584), (284, 91280), (320, 81011), (326, 79520), (355, 73024), (448, 57865), (497, 52160), (560, 46292), (568, 45640), (652, 39760), (710, 36512), (815, 31808), (994, 26080), (1120, 23146), (1136, 22820), (1141, 22720), (1304, 19880), (1420, 18256), (1630, 15904), (1988, 13040), (2240, 11573), (2272, 11410), (2282, 11360), (2485, 10432), (2608, 9940), (2840, 9128), (3260, 7952), (3976, 6520), (4544, 5705), (4564, 5680), (4970, 5216)]