205550748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8287}}^1$

素因数の和:8363

約数の個数: 72

約数和(自身を含む): 570181248

約数和(自身を除く): 364630500

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1378, 1908, 2067, 2756, 4134, 6201, 8268, 8287, 12402, 16574, 24804, 24861, 33148, 49722, 74583, 99444, 107731, 149166, 215462, 298332, 323193, 430924, 439211, 646386, 878422, 969579, 1292772, 1317633, 1756844, 1939158, 2635266, 3878316, 3952899, 5270532, 5709743, 7905798, 11419486, 15811596, 17129229, 22838972, 34258458, 51387687, 68516916, 102775374, 205550748]

約数ペア:

[(1, 205550748), (2, 102775374), (3, 68516916), (4, 51387687), (6, 34258458), (9, 22838972), (12, 17129229), (13, 15811596), (18, 11419486), (26, 7905798), (36, 5709743), (39, 5270532), (52, 3952899), (53, 3878316), (78, 2635266), (106, 1939158), (117, 1756844), (156, 1317633), (159, 1292772), (212, 969579), (234, 878422), (318, 646386), (468, 439211), (477, 430924), (636, 323193), (689, 298332), (954, 215462), (1378, 149166), (1908, 107731), (2067, 99444), (2756, 74583), (4134, 49722), (6201, 33148), (8268, 24861), (8287, 24804), (12402, 16574)]