83072920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1307}}^1$

素因数の和:1552

約数の個数: 64

約数和(自身を含む): 214721280

約数和(自身を除く): 131648360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 280, 454, 908, 1135, 1307, 1589, 1816, 2270, 2614, 3178, 4540, 5228, 6356, 6535, 7945, 9080, 9149, 10456, 12712, 13070, 15890, 18298, 26140, 31780, 36596, 45745, 52280, 63560, 73192, 91490, 182980, 296689, 365960, 593378, 1186756, 1483445, 2076823, 2373512, 2966890, 4153646, 5933780, 8307292, 10384115, 11867560, 16614584, 20768230, 41536460, 83072920]

約数ペア:

[(1, 83072920), (2, 41536460), (4, 20768230), (5, 16614584), (7, 11867560), (8, 10384115), (10, 8307292), (14, 5933780), (20, 4153646), (28, 2966890), (35, 2373512), (40, 2076823), (56, 1483445), (70, 1186756), (140, 593378), (227, 365960), (280, 296689), (454, 182980), (908, 91490), (1135, 73192), (1307, 63560), (1589, 52280), (1816, 45745), (2270, 36596), (2614, 31780), (3178, 26140), (4540, 18298), (5228, 15890), (6356, 13070), (6535, 12712), (7945, 10456), (9080, 9149)]