65764640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13259}}^1$

素因数の和:13305

約数の個数: 48

約数和(自身を含む): 160392960

約数和(自身を除く): 94628320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 13259, 26518, 53036, 66295, 106072, 132590, 212144, 265180, 411029, 424288, 530360, 822058, 1060720, 1644116, 2055145, 2121440, 3288232, 4110290, 6576464, 8220580, 13152928, 16441160, 32882320, 65764640]

約数ペア:

[(1, 65764640), (2, 32882320), (4, 16441160), (5, 13152928), (8, 8220580), (10, 6576464), (16, 4110290), (20, 3288232), (31, 2121440), (32, 2055145), (40, 1644116), (62, 1060720), (80, 822058), (124, 530360), (155, 424288), (160, 411029), (248, 265180), (310, 212144), (496, 132590), (620, 106072), (992, 66295), (1240, 53036), (2480, 26518), (4960, 13259)]