7876100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 18701928

約数和(自身を除く): 10825828

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 50, 68, 82, 85, 100, 113, 164, 170, 205, 226, 340, 410, 425, 452, 565, 697, 820, 850, 1025, 1130, 1394, 1700, 1921, 2050, 2260, 2788, 2825, 3485, 3842, 4100, 4633, 5650, 6970, 7684, 9266, 9605, 11300, 13940, 17425, 18532, 19210, 23165, 34850, 38420, 46330, 48025, 69700, 78761, 92660, 96050, 115825, 157522, 192100, 231650, 315044, 393805, 463300, 787610, 1575220, 1969025, 3938050, 7876100]

約数ペア:

[(1, 7876100), (2, 3938050), (4, 1969025), (5, 1575220), (10, 787610), (17, 463300), (20, 393805), (25, 315044), (34, 231650), (41, 192100), (50, 157522), (68, 115825), (82, 96050), (85, 92660), (100, 78761), (113, 69700), (164, 48025), (170, 46330), (205, 38420), (226, 34850), (340, 23165), (410, 19210), (425, 18532), (452, 17425), (565, 13940), (697, 11300), (820, 9605), (850, 9266), (1025, 7684), (1130, 6970), (1394, 5650), (1700, 4633), (1921, 4100), (2050, 3842), (2260, 3485), (2788, 2825)]