138159850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 293124096

約数和(自身を除く): 154964246

約数列:

[1, 2, 5, 10, 17, 23, 25, 34, 37, 46, 50, 74, 85, 115, 170, 185, 191, 230, 370, 382, 391, 425, 575, 629, 782, 850, 851, 925, 955, 1150, 1258, 1702, 1850, 1910, 1955, 3145, 3247, 3910, 4255, 4393, 4775, 6290, 6494, 7067, 8510, 8786, 9550, 9775, 14134, 14467, 15725, 16235, 19550, 21275, 21965, 28934, 31450, 32470, 35335, 42550, 43930, 70670, 72335, 74681, 81175, 109825, 120139, 144670, 149362, 162350, 162541, 176675, 219650, 240278, 325082, 353350, 361675, 373405, 600695, 723350, 746810, 812705, 1201390, 1625410, 1867025, 2763197, 3003475, 3734050, 4063525, 5526394, 6006950, 8127050, 13815985, 27631970, 69079925, 138159850]

約数ペア:

[(1, 138159850), (2, 69079925), (5, 27631970), (10, 13815985), (17, 8127050), (23, 6006950), (25, 5526394), (34, 4063525), (37, 3734050), (46, 3003475), (50, 2763197), (74, 1867025), (85, 1625410), (115, 1201390), (170, 812705), (185, 746810), (191, 723350), (230, 600695), (370, 373405), (382, 361675), (391, 353350), (425, 325082), (575, 240278), (629, 219650), (782, 176675), (850, 162541), (851, 162350), (925, 149362), (955, 144670), (1150, 120139), (1258, 109825), (1702, 81175), (1850, 74681), (1910, 72335), (1955, 70670), (3145, 43930), (3247, 42550), (3910, 35335), (4255, 32470), (4393, 31450), (4775, 28934), (6290, 21965), (6494, 21275), (7067, 19550), (8510, 16235), (8786, 15725), (9550, 14467), (9775, 14134)]