53377040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21523}}^1$

素因数の和:21567

約数の個数: 40

約数和(自身を含む): 128110848

約数和(自身を除く): 74733808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 21523, 43046, 86092, 107615, 172184, 215230, 344368, 430460, 667213, 860920, 1334426, 1721840, 2668852, 3336065, 5337704, 6672130, 10675408, 13344260, 26688520, 53377040]

約数ペア:

[(1, 53377040), (2, 26688520), (4, 13344260), (5, 10675408), (8, 6672130), (10, 5337704), (16, 3336065), (20, 2668852), (31, 1721840), (40, 1334426), (62, 860920), (80, 667213), (124, 430460), (155, 344368), (248, 215230), (310, 172184), (496, 107615), (620, 86092), (1240, 43046), (2480, 21523)]