72530320

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5009}}^1$

素因数の和:5203

約数の個数: 40

約数和(自身を含む): 169598520

約数和(自身を除く): 97068200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 5009, 7240, 10018, 14480, 20036, 25045, 40072, 50090, 80144, 100180, 200360, 400720, 906629, 1813258, 3626516, 4533145, 7253032, 9066290, 14506064, 18132580, 36265160, 72530320]

約数ペア:

[(1, 72530320), (2, 36265160), (4, 18132580), (5, 14506064), (8, 9066290), (10, 7253032), (16, 4533145), (20, 3626516), (40, 1813258), (80, 906629), (181, 400720), (362, 200360), (724, 100180), (905, 80144), (1448, 50090), (1810, 40072), (2896, 25045), (3620, 20036), (5009, 14480), (7240, 10018)]