69721760

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25633}}^1$

素因数の和:25665

約数の個数: 48

約数和(自身を含む): 174413736

約数和(自身を除く): 104691976

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 25633, 51266, 102532, 128165, 205064, 256330, 410128, 435761, 512660, 820256, 871522, 1025320, 1743044, 2050640, 2178805, 3486088, 4101280, 4357610, 6972176, 8715220, 13944352, 17430440, 34860880, 69721760]

約数ペア:

[(1, 69721760), (2, 34860880), (4, 17430440), (5, 13944352), (8, 8715220), (10, 6972176), (16, 4357610), (17, 4101280), (20, 3486088), (32, 2178805), (34, 2050640), (40, 1743044), (68, 1025320), (80, 871522), (85, 820256), (136, 512660), (160, 435761), (170, 410128), (272, 256330), (340, 205064), (544, 128165), (680, 102532), (1360, 51266), (2720, 25633)]