25716405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 50964480

約数和(自身を除く): 25248075

約数列:

[1, 3, 5, 11, 13, 15, 19, 33, 39, 55, 57, 65, 95, 143, 165, 195, 209, 247, 285, 429, 627, 631, 715, 741, 1045, 1235, 1893, 2145, 2717, 3135, 3155, 3705, 6941, 8151, 8203, 9465, 11989, 13585, 20823, 24609, 34705, 35967, 40755, 41015, 59945, 90233, 104115, 123045, 131879, 155857, 179835, 270699, 395637, 451165, 467571, 659395, 779285, 1353495, 1714427, 1978185, 2337855, 5143281, 8572135, 25716405]

約数ペア:

[(1, 25716405), (3, 8572135), (5, 5143281), (11, 2337855), (13, 1978185), (15, 1714427), (19, 1353495), (33, 779285), (39, 659395), (55, 467571), (57, 451165), (65, 395637), (95, 270699), (143, 179835), (165, 155857), (195, 131879), (209, 123045), (247, 104115), (285, 90233), (429, 59945), (627, 41015), (631, 40755), (715, 35967), (741, 34705), (1045, 24609), (1235, 20823), (1893, 13585), (2145, 11989), (2717, 9465), (3135, 8203), (3155, 8151), (3705, 6941)]