1285746700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:552

約数の個数: 144

約数和(自身を含む): 3319343104

約数和(自身を除く): 2033596404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 193, 217, 307, 310, 350, 386, 434, 614, 620, 700, 772, 775, 868, 965, 1085, 1228, 1351, 1535, 1550, 1930, 2149, 2170, 2702, 3070, 3100, 3860, 4298, 4340, 4825, 5404, 5425, 5983, 6140, 6755, 7675, 8596, 9517, 9650, 10745, 10850, 11966, 13510, 15350, 19034, 19300, 21490, 21700, 23932, 27020, 29915, 30700, 33775, 38068, 41881, 42980, 47585, 53725, 59251, 59830, 66619, 67550, 83762, 95170, 107450, 118502, 119660, 133238, 135100, 149575, 167524, 190340, 209405, 214900, 237004, 237925, 266476, 296255, 299150, 333095, 414757, 418810, 475850, 592510, 598300, 666190, 829514, 837620, 951700, 1047025, 1185020, 1332380, 1481275, 1659028, 1665475, 1836781, 2073785, 2094050, 2962550, 3330950, 3673562, 4147570, 4188100, 5925100, 6661900, 7347124, 8295140, 9183905, 10368925, 12857467, 18367810, 20737850, 25714934, 36735620, 41475700, 45919525, 51429868, 64287335, 91839050, 128574670, 183678100, 257149340, 321436675, 642873350, 1285746700]

約数ペア:

[(1, 1285746700), (2, 642873350), (4, 321436675), (5, 257149340), (7, 183678100), (10, 128574670), (14, 91839050), (20, 64287335), (25, 51429868), (28, 45919525), (31, 41475700), (35, 36735620), (50, 25714934), (62, 20737850), (70, 18367810), (100, 12857467), (124, 10368925), (140, 9183905), (155, 8295140), (175, 7347124), (193, 6661900), (217, 5925100), (307, 4188100), (310, 4147570), (350, 3673562), (386, 3330950), (434, 2962550), (614, 2094050), (620, 2073785), (700, 1836781), (772, 1665475), (775, 1659028), (868, 1481275), (965, 1332380), (1085, 1185020), (1228, 1047025), (1351, 951700), (1535, 837620), (1550, 829514), (1930, 666190), (2149, 598300), (2170, 592510), (2702, 475850), (3070, 418810), (3100, 414757), (3860, 333095), (4298, 299150), (4340, 296255), (4825, 266476), (5404, 237925), (5425, 237004), (5983, 214900), (6140, 209405), (6755, 190340), (7675, 167524), (8596, 149575), (9517, 135100), (9650, 133238), (10745, 119660), (10850, 118502), (11966, 107450), (13510, 95170), (15350, 83762), (19034, 67550), (19300, 66619), (21490, 59830), (21700, 59251), (23932, 53725), (27020, 47585), (29915, 42980), (30700, 41881), (33775, 38068)]