128518250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 299040768

約数和(自身を除く): 170522518

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 31, 35, 46, 50, 62, 70, 103, 115, 125, 155, 161, 175, 206, 217, 230, 250, 310, 322, 350, 434, 515, 575, 713, 721, 775, 805, 875, 1030, 1085, 1150, 1426, 1442, 1550, 1610, 1750, 2170, 2369, 2575, 2875, 3193, 3565, 3605, 3875, 4025, 4738, 4991, 5150, 5425, 5750, 6386, 7130, 7210, 7750, 8050, 9982, 10850, 11845, 12875, 15965, 16583, 17825, 18025, 20125, 22351, 23690, 24955, 25750, 27125, 31930, 33166, 35650, 36050, 40250, 44702, 49910, 54250, 59225, 73439, 79825, 82915, 89125, 90125, 111755, 118450, 124775, 146878, 159650, 165830, 178250, 180250, 223510, 249550, 296125, 367195, 399125, 414575, 514073, 558775, 592250, 623875, 734390, 798250, 829150, 1028146, 1117550, 1247750, 1835975, 2072875, 2570365, 2793875, 3671950, 4145750, 5140730, 5587750, 9179875, 12851825, 18359750, 25703650, 64259125, 128518250]

約数ペア:

[(1, 128518250), (2, 64259125), (5, 25703650), (7, 18359750), (10, 12851825), (14, 9179875), (23, 5587750), (25, 5140730), (31, 4145750), (35, 3671950), (46, 2793875), (50, 2570365), (62, 2072875), (70, 1835975), (103, 1247750), (115, 1117550), (125, 1028146), (155, 829150), (161, 798250), (175, 734390), (206, 623875), (217, 592250), (230, 558775), (250, 514073), (310, 414575), (322, 399125), (350, 367195), (434, 296125), (515, 249550), (575, 223510), (713, 180250), (721, 178250), (775, 165830), (805, 159650), (875, 146878), (1030, 124775), (1085, 118450), (1150, 111755), (1426, 90125), (1442, 89125), (1550, 82915), (1610, 79825), (1750, 73439), (2170, 59225), (2369, 54250), (2575, 49910), (2875, 44702), (3193, 40250), (3565, 36050), (3605, 35650), (3875, 33166), (4025, 31930), (4738, 27125), (4991, 25750), (5150, 24955), (5425, 23690), (5750, 22351), (6386, 20125), (7130, 18025), (7210, 17825), (7750, 16583), (8050, 15965), (9982, 12875), (10850, 11845)]