53476240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21563}}^1$

素因数の和:21607

約数の個数: 40

約数和(自身を含む): 128348928

約数和(自身を除く): 74872688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 21563, 43126, 86252, 107815, 172504, 215630, 345008, 431260, 668453, 862520, 1336906, 1725040, 2673812, 3342265, 5347624, 6684530, 10695248, 13369060, 26738120, 53476240]

約数ペア:

[(1, 53476240), (2, 26738120), (4, 13369060), (5, 10695248), (8, 6684530), (10, 5347624), (16, 3342265), (20, 2673812), (31, 1725040), (40, 1336906), (62, 862520), (80, 668453), (124, 431260), (155, 345008), (248, 215630), (310, 172504), (496, 107815), (620, 86252), (1240, 43126), (2480, 21563)]