27880339870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1\times {\mathrm{6521}}^1$

素因数の和:7221

約数の個数: 64

約数和(自身を含む): 54265127040

約数和(自身を除く): 26384787170

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 641, 667, 1282, 1334, 3205, 3335, 6410, 6521, 6670, 13042, 14743, 18589, 29486, 32605, 37178, 65210, 73715, 92945, 147430, 149983, 185890, 189109, 299966, 378218, 427547, 749915, 855094, 945545, 1499830, 1891090, 2137735, 4179961, 4275470, 4349507, 8359922, 8699014, 20899805, 21747535, 41799610, 43495070, 96139103, 121218869, 192278206, 242437738, 480695515, 606094345, 961391030, 1212188690, 2788033987, 5576067974, 13940169935, 27880339870]

約数ペア:

[(1, 27880339870), (2, 13940169935), (5, 5576067974), (10, 2788033987), (23, 1212188690), (29, 961391030), (46, 606094345), (58, 480695515), (115, 242437738), (145, 192278206), (230, 121218869), (290, 96139103), (641, 43495070), (667, 41799610), (1282, 21747535), (1334, 20899805), (3205, 8699014), (3335, 8359922), (6410, 4349507), (6521, 4275470), (6670, 4179961), (13042, 2137735), (14743, 1891090), (18589, 1499830), (29486, 945545), (32605, 855094), (37178, 749915), (65210, 427547), (73715, 378218), (92945, 299966), (147430, 189109), (149983, 185890)]