201447760

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61417}}^1$

素因数の和:61471

約数の個数: 40

約数和(自身を含む): 479797416

約数和(自身を除く): 278349656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 61417, 122834, 245668, 307085, 491336, 614170, 982672, 1228340, 2456680, 2518097, 4913360, 5036194, 10072388, 12590485, 20144776, 25180970, 40289552, 50361940, 100723880, 201447760]

約数ペア:

[(1, 201447760), (2, 100723880), (4, 50361940), (5, 40289552), (8, 25180970), (10, 20144776), (16, 12590485), (20, 10072388), (40, 5036194), (41, 4913360), (80, 2518097), (82, 2456680), (164, 1228340), (205, 982672), (328, 614170), (410, 491336), (656, 307085), (820, 245668), (1640, 122834), (3280, 61417)]