69967000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 128

約数和(自身を含む): 176417280

約数和(自身を除く): 106450280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 37, 40, 50, 61, 62, 74, 100, 122, 124, 125, 148, 155, 185, 200, 244, 248, 250, 296, 305, 310, 370, 488, 500, 610, 620, 740, 775, 925, 1000, 1147, 1220, 1240, 1480, 1525, 1550, 1850, 1891, 2257, 2294, 2440, 3050, 3100, 3700, 3782, 3875, 4514, 4588, 4625, 5735, 6100, 6200, 7400, 7564, 7625, 7750, 9028, 9176, 9250, 9455, 11285, 11470, 12200, 15128, 15250, 15500, 18056, 18500, 18910, 22570, 22940, 28675, 30500, 31000, 37000, 37820, 45140, 45880, 47275, 56425, 57350, 61000, 69967, 75640, 90280, 94550, 112850, 114700, 139934, 143375, 189100, 225700, 229400, 236375, 279868, 282125, 286750, 349835, 378200, 451400, 472750, 559736, 564250, 573500, 699670, 945500, 1128500, 1147000, 1399340, 1749175, 1891000, 2257000, 2798680, 3498350, 6996700, 8745875, 13993400, 17491750, 34983500, 69967000]

約数ペア:

[(1, 69967000), (2, 34983500), (4, 17491750), (5, 13993400), (8, 8745875), (10, 6996700), (20, 3498350), (25, 2798680), (31, 2257000), (37, 1891000), (40, 1749175), (50, 1399340), (61, 1147000), (62, 1128500), (74, 945500), (100, 699670), (122, 573500), (124, 564250), (125, 559736), (148, 472750), (155, 451400), (185, 378200), (200, 349835), (244, 286750), (248, 282125), (250, 279868), (296, 236375), (305, 229400), (310, 225700), (370, 189100), (488, 143375), (500, 139934), (610, 114700), (620, 112850), (740, 94550), (775, 90280), (925, 75640), (1000, 69967), (1147, 61000), (1220, 57350), (1240, 56425), (1480, 47275), (1525, 45880), (1550, 45140), (1850, 37820), (1891, 37000), (2257, 31000), (2294, 30500), (2440, 28675), (3050, 22940), (3100, 22570), (3700, 18910), (3782, 18500), (3875, 18056), (4514, 15500), (4588, 15250), (4625, 15128), (5735, 12200), (6100, 11470), (6200, 11285), (7400, 9455), (7564, 9250), (7625, 9176), (7750, 9028)]