64475740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24239}}^1$

素因数の和:24274

約数の個数: 48

約数和(自身を含む): 162892800

約数和(自身を除く): 98417060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 24239, 48478, 96956, 121195, 169673, 242390, 339346, 460541, 484780, 678692, 848365, 921082, 1696730, 1842164, 2302705, 3223787, 3393460, 4605410, 6447574, 9210820, 12895148, 16118935, 32237870, 64475740]

約数ペア:

[(1, 64475740), (2, 32237870), (4, 16118935), (5, 12895148), (7, 9210820), (10, 6447574), (14, 4605410), (19, 3393460), (20, 3223787), (28, 2302705), (35, 1842164), (38, 1696730), (70, 921082), (76, 848365), (95, 678692), (133, 484780), (140, 460541), (190, 339346), (266, 242390), (380, 169673), (532, 121195), (665, 96956), (1330, 48478), (2660, 24239)]