71210256

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{821}}^1$

素因数の和:984

約数の個数: 80

約数和(自身を含む): 199778880

約数和(自身を除く): 128568624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 139, 156, 208, 278, 312, 417, 556, 624, 821, 834, 1112, 1642, 1668, 1807, 2224, 2463, 3284, 3336, 3614, 4926, 5421, 6568, 6672, 7228, 9852, 10673, 10842, 13136, 14456, 19704, 21346, 21684, 28912, 32019, 39408, 42692, 43368, 64038, 85384, 86736, 114119, 128076, 170768, 228238, 256152, 342357, 456476, 512304, 684714, 912952, 1369428, 1483547, 1825904, 2738856, 2967094, 4450641, 5477712, 5934188, 8901282, 11868376, 17802564, 23736752, 35605128, 71210256]

約数ペア:

[(1, 71210256), (2, 35605128), (3, 23736752), (4, 17802564), (6, 11868376), (8, 8901282), (12, 5934188), (13, 5477712), (16, 4450641), (24, 2967094), (26, 2738856), (39, 1825904), (48, 1483547), (52, 1369428), (78, 912952), (104, 684714), (139, 512304), (156, 456476), (208, 342357), (278, 256152), (312, 228238), (417, 170768), (556, 128076), (624, 114119), (821, 86736), (834, 85384), (1112, 64038), (1642, 43368), (1668, 42692), (1807, 39408), (2224, 32019), (2463, 28912), (3284, 21684), (3336, 21346), (3614, 19704), (4926, 14456), (5421, 13136), (6568, 10842), (6672, 10673), (7228, 9852)]