161927570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1051}}^1$

素因数の和:1167

約数の個数: 64

約数和(自身を含む): 349028352

約数和(自身を除く): 187100782

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 71, 142, 155, 217, 310, 355, 434, 497, 710, 994, 1051, 1085, 2102, 2170, 2201, 2485, 4402, 4970, 5255, 7357, 10510, 11005, 14714, 15407, 22010, 30814, 32581, 36785, 65162, 73570, 74621, 77035, 149242, 154070, 162905, 228067, 325810, 373105, 456134, 522347, 746210, 1044694, 1140335, 2280670, 2313251, 2611735, 4626502, 5223470, 11566255, 16192757, 23132510, 32385514, 80963785, 161927570]

約数ペア:

[(1, 161927570), (2, 80963785), (5, 32385514), (7, 23132510), (10, 16192757), (14, 11566255), (31, 5223470), (35, 4626502), (62, 2611735), (70, 2313251), (71, 2280670), (142, 1140335), (155, 1044694), (217, 746210), (310, 522347), (355, 456134), (434, 373105), (497, 325810), (710, 228067), (994, 162905), (1051, 154070), (1085, 149242), (2102, 77035), (2170, 74621), (2201, 73570), (2485, 65162), (4402, 36785), (4970, 32581), (5255, 30814), (7357, 22010), (10510, 15407), (11005, 14714)]