80420778

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{977}}^1$

素因数の和:1271

約数の個数: 48

約数和(自身を含む): 185370120

約数和(自身を除く): 104949342

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 269, 306, 538, 807, 977, 1614, 1954, 2421, 2931, 4573, 4842, 5862, 8793, 9146, 13719, 16609, 17586, 27438, 33218, 41157, 49827, 82314, 99654, 149481, 262813, 298962, 525626, 788439, 1576878, 2365317, 4467821, 4730634, 8935642, 13403463, 26806926, 40210389, 80420778]

約数ペア:

[(1, 80420778), (2, 40210389), (3, 26806926), (6, 13403463), (9, 8935642), (17, 4730634), (18, 4467821), (34, 2365317), (51, 1576878), (102, 788439), (153, 525626), (269, 298962), (306, 262813), (538, 149481), (807, 99654), (977, 82314), (1614, 49827), (1954, 41157), (2421, 33218), (2931, 27438), (4573, 17586), (4842, 16609), (5862, 13719), (8793, 9146)]