291354700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 788324544

約数和(自身を除く): 496969844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 101, 130, 140, 175, 182, 202, 260, 317, 325, 350, 364, 404, 455, 505, 634, 650, 700, 707, 910, 1010, 1268, 1300, 1313, 1414, 1585, 1820, 2020, 2219, 2275, 2525, 2626, 2828, 3170, 3535, 4121, 4438, 4550, 5050, 5252, 6340, 6565, 7070, 7925, 8242, 8876, 9100, 9191, 10100, 11095, 13130, 14140, 15850, 16484, 17675, 18382, 20605, 22190, 26260, 28847, 31700, 32017, 32825, 35350, 36764, 41210, 44380, 45955, 55475, 57694, 64034, 65650, 70700, 82420, 91910, 103025, 110950, 115388, 128068, 131300, 144235, 160085, 183820, 206050, 221900, 224119, 229775, 288470, 320170, 412100, 416221, 448238, 459550, 576940, 640340, 721175, 800425, 832442, 896476, 919100, 1120595, 1442350, 1600850, 1664884, 2081105, 2241190, 2884700, 2913547, 3201700, 4162210, 4482380, 5602975, 5827094, 8324420, 10405525, 11205950, 11654188, 14567735, 20811050, 22411900, 29135470, 41622100, 58270940, 72838675, 145677350, 291354700]

約数ペア:

[(1, 291354700), (2, 145677350), (4, 72838675), (5, 58270940), (7, 41622100), (10, 29135470), (13, 22411900), (14, 20811050), (20, 14567735), (25, 11654188), (26, 11205950), (28, 10405525), (35, 8324420), (50, 5827094), (52, 5602975), (65, 4482380), (70, 4162210), (91, 3201700), (100, 2913547), (101, 2884700), (130, 2241190), (140, 2081105), (175, 1664884), (182, 1600850), (202, 1442350), (260, 1120595), (317, 919100), (325, 896476), (350, 832442), (364, 800425), (404, 721175), (455, 640340), (505, 576940), (634, 459550), (650, 448238), (700, 416221), (707, 412100), (910, 320170), (1010, 288470), (1268, 229775), (1300, 224119), (1313, 221900), (1414, 206050), (1585, 183820), (1820, 160085), (2020, 144235), (2219, 131300), (2275, 128068), (2525, 115388), (2626, 110950), (2828, 103025), (3170, 91910), (3535, 82420), (4121, 70700), (4438, 65650), (4550, 64034), (5050, 57694), (5252, 55475), (6340, 45955), (6565, 44380), (7070, 41210), (7925, 36764), (8242, 35350), (8876, 32825), (9100, 32017), (9191, 31700), (10100, 28847), (11095, 26260), (13130, 22190), (14140, 20605), (15850, 18382), (16484, 17675)]