2948654900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{1439}}^1$

素因数の和:2145

約数の個数: 72

約数和(自身を含む): 6619576320

約数和(自身を除く): 3670921420

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 661, 775, 1322, 1439, 1550, 2644, 2878, 3100, 3305, 5756, 6610, 7195, 13220, 14390, 16525, 20491, 28780, 33050, 35975, 40982, 44609, 66100, 71950, 81964, 89218, 102455, 143900, 178436, 204910, 223045, 409820, 446090, 512275, 892180, 951179, 1024550, 1115225, 1902358, 2049100, 2230450, 3804716, 4460900, 4755895, 9511790, 19023580, 23779475, 29486549, 47558950, 58973098, 95117900, 117946196, 147432745, 294865490, 589730980, 737163725, 1474327450, 2948654900]

約数ペア:

[(1, 2948654900), (2, 1474327450), (4, 737163725), (5, 589730980), (10, 294865490), (20, 147432745), (25, 117946196), (31, 95117900), (50, 58973098), (62, 47558950), (100, 29486549), (124, 23779475), (155, 19023580), (310, 9511790), (620, 4755895), (661, 4460900), (775, 3804716), (1322, 2230450), (1439, 2049100), (1550, 1902358), (2644, 1115225), (2878, 1024550), (3100, 951179), (3305, 892180), (5756, 512275), (6610, 446090), (7195, 409820), (13220, 223045), (14390, 204910), (16525, 178436), (20491, 143900), (28780, 102455), (33050, 89218), (35975, 81964), (40982, 71950), (44609, 66100)]