89947520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:620

約数の個数: 128

約数和(自身を含む): 244188000

約数和(自身を除く): 154240480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 569, 608, 640, 760, 832, 988, 1040, 1138, 1216, 1235, 1520, 1664, 1976, 2080, 2276, 2432, 2470, 2845, 3040, 3952, 4160, 4552, 4940, 5690, 6080, 7397, 7904, 8320, 9104, 9880, 10811, 11380, 12160, 14794, 15808, 18208, 19760, 21622, 22760, 29588, 31616, 36416, 36985, 39520, 43244, 45520, 54055, 59176, 72832, 73970, 79040, 86488, 91040, 108110, 118352, 140543, 147940, 158080, 172976, 182080, 216220, 236704, 281086, 295880, 345952, 364160, 432440, 473408, 562172, 591760, 691904, 702715, 864880, 946816, 1124344, 1183520, 1383808, 1405430, 1729760, 2248688, 2367040, 2810860, 3459520, 4497376, 4734080, 5621720, 6919040, 8994752, 11243440, 17989504, 22486880, 44973760, 89947520]

約数ペア:

[(1, 89947520), (2, 44973760), (4, 22486880), (5, 17989504), (8, 11243440), (10, 8994752), (13, 6919040), (16, 5621720), (19, 4734080), (20, 4497376), (26, 3459520), (32, 2810860), (38, 2367040), (40, 2248688), (52, 1729760), (64, 1405430), (65, 1383808), (76, 1183520), (80, 1124344), (95, 946816), (104, 864880), (128, 702715), (130, 691904), (152, 591760), (160, 562172), (190, 473408), (208, 432440), (247, 364160), (260, 345952), (304, 295880), (320, 281086), (380, 236704), (416, 216220), (494, 182080), (520, 172976), (569, 158080), (608, 147940), (640, 140543), (760, 118352), (832, 108110), (988, 91040), (1040, 86488), (1138, 79040), (1216, 73970), (1235, 72832), (1520, 59176), (1664, 54055), (1976, 45520), (2080, 43244), (2276, 39520), (2432, 36985), (2470, 36416), (2845, 31616), (3040, 29588), (3952, 22760), (4160, 21622), (4552, 19760), (4940, 18208), (5690, 15808), (6080, 14794), (7397, 12160), (7904, 11380), (8320, 10811), (9104, 9880)]