9930850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 19641600

約数和(自身を除く): 9710750

約数列:

[1, 2, 5, 10, 25, 31, 43, 50, 62, 86, 149, 155, 215, 298, 310, 430, 745, 775, 1075, 1333, 1490, 1550, 2150, 2666, 3725, 4619, 6407, 6665, 7450, 9238, 12814, 13330, 23095, 32035, 33325, 46190, 64070, 66650, 115475, 160175, 198617, 230950, 320350, 397234, 993085, 1986170, 4965425, 9930850]

約数ペア:

[(1, 9930850), (2, 4965425), (5, 1986170), (10, 993085), (25, 397234), (31, 320350), (43, 230950), (50, 198617), (62, 160175), (86, 115475), (149, 66650), (155, 64070), (215, 46190), (298, 33325), (310, 32035), (430, 23095), (745, 13330), (775, 12814), (1075, 9238), (1333, 7450), (1490, 6665), (1550, 6407), (2150, 4619), (2666, 3725)]