64037800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 157411800

約数和(自身を除く): 93374000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 61, 100, 116, 122, 145, 181, 200, 232, 244, 290, 305, 362, 488, 580, 610, 724, 725, 905, 1160, 1220, 1448, 1450, 1525, 1769, 1810, 2440, 2900, 3050, 3538, 3620, 4525, 5249, 5800, 6100, 7076, 7240, 8845, 9050, 10498, 11041, 12200, 14152, 17690, 18100, 20996, 22082, 26245, 35380, 36200, 41992, 44164, 44225, 52490, 55205, 70760, 88328, 88450, 104980, 110410, 131225, 176900, 209960, 220820, 262450, 276025, 320189, 353800, 441640, 524900, 552050, 640378, 1049800, 1104100, 1280756, 1600945, 2208200, 2561512, 3201890, 6403780, 8004725, 12807560, 16009450, 32018900, 64037800]

約数ペア:

[(1, 64037800), (2, 32018900), (4, 16009450), (5, 12807560), (8, 8004725), (10, 6403780), (20, 3201890), (25, 2561512), (29, 2208200), (40, 1600945), (50, 1280756), (58, 1104100), (61, 1049800), (100, 640378), (116, 552050), (122, 524900), (145, 441640), (181, 353800), (200, 320189), (232, 276025), (244, 262450), (290, 220820), (305, 209960), (362, 176900), (488, 131225), (580, 110410), (610, 104980), (724, 88450), (725, 88328), (905, 70760), (1160, 55205), (1220, 52490), (1448, 44225), (1450, 44164), (1525, 41992), (1769, 36200), (1810, 35380), (2440, 26245), (2900, 22082), (3050, 20996), (3538, 18100), (3620, 17690), (4525, 14152), (5249, 12200), (5800, 11041), (6100, 10498), (7076, 9050), (7240, 8845)]