4065650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 8118528

約数和(自身を除く): 4052878

約数列:

[1, 2, 5, 10, 25, 31, 43, 50, 61, 62, 86, 122, 155, 215, 305, 310, 430, 610, 775, 1075, 1333, 1525, 1550, 1891, 2150, 2623, 2666, 3050, 3782, 5246, 6665, 9455, 13115, 13330, 18910, 26230, 33325, 47275, 65575, 66650, 81313, 94550, 131150, 162626, 406565, 813130, 2032825, 4065650]

約数ペア:

[(1, 4065650), (2, 2032825), (5, 813130), (10, 406565), (25, 162626), (31, 131150), (43, 94550), (50, 81313), (61, 66650), (62, 65575), (86, 47275), (122, 33325), (155, 26230), (215, 18910), (305, 13330), (310, 13115), (430, 9455), (610, 6665), (775, 5246), (1075, 3782), (1333, 3050), (1525, 2666), (1550, 2623), (1891, 2150)]