1640975076

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{8573}}^1$

素因数の和:9005

約数の個数: 72

約数和(自身を含む): 4478543160

約数和(自身を除く): 2837568084

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 409, 468, 818, 1227, 1636, 2454, 3681, 4908, 5317, 7362, 8573, 10634, 14724, 15951, 17146, 21268, 25719, 31902, 34292, 47853, 51438, 63804, 77157, 95706, 102876, 111449, 154314, 191412, 222898, 308628, 334347, 445796, 668694, 1003041, 1337388, 2006082, 3506357, 4012164, 7012714, 10519071, 14025428, 21038142, 31557213, 42076284, 45582641, 63114426, 91165282, 126228852, 136747923, 182330564, 273495846, 410243769, 546991692, 820487538, 1640975076]

約数ペア:

[(1, 1640975076), (2, 820487538), (3, 546991692), (4, 410243769), (6, 273495846), (9, 182330564), (12, 136747923), (13, 126228852), (18, 91165282), (26, 63114426), (36, 45582641), (39, 42076284), (52, 31557213), (78, 21038142), (117, 14025428), (156, 10519071), (234, 7012714), (409, 4012164), (468, 3506357), (818, 2006082), (1227, 1337388), (1636, 1003041), (2454, 668694), (3681, 445796), (4908, 334347), (5317, 308628), (7362, 222898), (8573, 191412), (10634, 154314), (14724, 111449), (15951, 102876), (17146, 95706), (21268, 77157), (25719, 63804), (31902, 51438), (34292, 47853)]