66214280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2467}}^1$

素因数の和:2550

約数の個数: 64

約数和(自身を含む): 165257280

約数和(自身を除く): 99043000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2467, 2684, 3355, 4934, 5368, 6710, 9868, 12335, 13420, 19736, 24670, 26840, 27137, 49340, 54274, 98680, 108548, 135685, 150487, 217096, 271370, 300974, 542740, 601948, 752435, 1085480, 1203896, 1504870, 1655357, 3009740, 3310714, 6019480, 6621428, 8276785, 13242856, 16553570, 33107140, 66214280]

約数ペア:

[(1, 66214280), (2, 33107140), (4, 16553570), (5, 13242856), (8, 8276785), (10, 6621428), (11, 6019480), (20, 3310714), (22, 3009740), (40, 1655357), (44, 1504870), (55, 1203896), (61, 1085480), (88, 752435), (110, 601948), (122, 542740), (220, 300974), (244, 271370), (305, 217096), (440, 150487), (488, 135685), (610, 108548), (671, 98680), (1220, 54274), (1342, 49340), (2440, 27137), (2467, 26840), (2684, 24670), (3355, 19736), (4934, 13420), (5368, 12335), (6710, 9868)]