205281256

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 460339200

約数和(自身を除く): 255057944

約数列:

[1, 2, 4, 8, 17, 23, 29, 31, 34, 46, 58, 62, 68, 73, 92, 116, 124, 136, 146, 184, 232, 248, 292, 391, 493, 527, 584, 667, 713, 782, 899, 986, 1054, 1241, 1334, 1426, 1564, 1679, 1798, 1972, 2108, 2117, 2263, 2482, 2668, 2852, 3128, 3358, 3596, 3944, 4216, 4234, 4526, 4964, 5336, 5704, 6716, 7192, 8468, 9052, 9928, 11339, 12121, 13432, 15283, 16936, 18104, 20677, 22678, 24242, 28543, 30566, 35989, 38471, 41354, 45356, 48484, 48691, 52049, 57086, 61132, 65627, 71978, 76942, 82708, 90712, 96968, 97382, 104098, 114172, 122264, 131254, 143956, 153884, 165416, 194764, 208196, 228344, 262508, 287912, 307768, 351509, 389528, 416392, 525016, 703018, 827747, 884833, 1115659, 1406036, 1509421, 1655494, 1769666, 2231318, 2812072, 3018842, 3310988, 3539332, 4462636, 6037684, 6621976, 7078664, 8925272, 12075368, 25660157, 51320314, 102640628, 205281256]

約数ペア:

[(1, 205281256), (2, 102640628), (4, 51320314), (8, 25660157), (17, 12075368), (23, 8925272), (29, 7078664), (31, 6621976), (34, 6037684), (46, 4462636), (58, 3539332), (62, 3310988), (68, 3018842), (73, 2812072), (92, 2231318), (116, 1769666), (124, 1655494), (136, 1509421), (146, 1406036), (184, 1115659), (232, 884833), (248, 827747), (292, 703018), (391, 525016), (493, 416392), (527, 389528), (584, 351509), (667, 307768), (713, 287912), (782, 262508), (899, 228344), (986, 208196), (1054, 194764), (1241, 165416), (1334, 153884), (1426, 143956), (1564, 131254), (1679, 122264), (1798, 114172), (1972, 104098), (2108, 97382), (2117, 96968), (2263, 90712), (2482, 82708), (2668, 76942), (2852, 71978), (3128, 65627), (3358, 61132), (3596, 57086), (3944, 52049), (4216, 48691), (4234, 48484), (4526, 45356), (4964, 41354), (5336, 38471), (5704, 35989), (6716, 30566), (7192, 28543), (8468, 24242), (9052, 22678), (9928, 20677), (11339, 18104), (12121, 16936), (13432, 15283)]