521534080

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:418

約数の個数: 128

約数和(自身を含む): 1305077760

約数和(自身を除く): 783543680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 128, 155, 160, 194, 248, 271, 310, 320, 388, 485, 496, 542, 620, 640, 776, 970, 992, 1084, 1240, 1355, 1552, 1940, 1984, 2168, 2480, 2710, 3007, 3104, 3880, 3968, 4336, 4960, 5420, 6014, 6208, 7760, 8401, 8672, 9920, 10840, 12028, 12416, 15035, 15520, 16802, 17344, 19840, 21680, 24056, 26287, 30070, 31040, 33604, 34688, 42005, 43360, 48112, 52574, 60140, 62080, 67208, 84010, 86720, 96224, 105148, 120280, 131435, 134416, 168020, 173440, 192448, 210296, 240560, 262870, 268832, 336040, 384896, 420592, 481120, 525740, 537664, 672080, 814897, 841184, 962240, 1051480, 1075328, 1344160, 1629794, 1682368, 1924480, 2102960, 2688320, 3259588, 3364736, 4074485, 4205920, 5376640, 6519176, 8148970, 8411840, 13038352, 16297940, 16823680, 26076704, 32595880, 52153408, 65191760, 104306816, 130383520, 260767040, 521534080]

約数ペア:

[(1, 521534080), (2, 260767040), (4, 130383520), (5, 104306816), (8, 65191760), (10, 52153408), (16, 32595880), (20, 26076704), (31, 16823680), (32, 16297940), (40, 13038352), (62, 8411840), (64, 8148970), (80, 6519176), (97, 5376640), (124, 4205920), (128, 4074485), (155, 3364736), (160, 3259588), (194, 2688320), (248, 2102960), (271, 1924480), (310, 1682368), (320, 1629794), (388, 1344160), (485, 1075328), (496, 1051480), (542, 962240), (620, 841184), (640, 814897), (776, 672080), (970, 537664), (992, 525740), (1084, 481120), (1240, 420592), (1355, 384896), (1552, 336040), (1940, 268832), (1984, 262870), (2168, 240560), (2480, 210296), (2710, 192448), (3007, 173440), (3104, 168020), (3880, 134416), (3968, 131435), (4336, 120280), (4960, 105148), (5420, 96224), (6014, 86720), (6208, 84010), (7760, 67208), (8401, 62080), (8672, 60140), (9920, 52574), (10840, 48112), (12028, 43360), (12416, 42005), (15035, 34688), (15520, 33604), (16802, 31040), (17344, 30070), (19840, 26287), (21680, 24056)]