20154449450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{3253}}^1$

素因数の和:3516

約数の個数: 96

約数和(自身を含む): 40984702704

約数和(自身を除く): 20830253254

約数列:

[1, 2, 5, 10, 17, 25, 34, 37, 50, 74, 85, 170, 185, 197, 370, 394, 425, 629, 850, 925, 985, 1258, 1850, 1970, 3145, 3253, 3349, 4925, 6290, 6506, 6698, 7289, 9850, 14578, 15725, 16265, 16745, 31450, 32530, 33490, 36445, 55301, 72890, 81325, 83725, 110602, 120361, 123913, 162650, 167450, 182225, 240722, 247826, 276505, 364450, 553010, 601805, 619565, 640841, 1203610, 1239130, 1281682, 1382525, 2046137, 2765050, 3009025, 3097825, 3204205, 4092274, 6018050, 6195650, 6408410, 10230685, 10894297, 16021025, 20461370, 21788594, 23711117, 32042050, 47422234, 51153425, 54471485, 102306850, 108942970, 118555585, 237111170, 272357425, 403088989, 544714850, 592777925, 806177978, 1185555850, 2015444945, 4030889890, 10077224725, 20154449450]

約数ペア:

[(1, 20154449450), (2, 10077224725), (5, 4030889890), (10, 2015444945), (17, 1185555850), (25, 806177978), (34, 592777925), (37, 544714850), (50, 403088989), (74, 272357425), (85, 237111170), (170, 118555585), (185, 108942970), (197, 102306850), (370, 54471485), (394, 51153425), (425, 47422234), (629, 32042050), (850, 23711117), (925, 21788594), (985, 20461370), (1258, 16021025), (1850, 10894297), (1970, 10230685), (3145, 6408410), (3253, 6195650), (3349, 6018050), (4925, 4092274), (6290, 3204205), (6506, 3097825), (6698, 3009025), (7289, 2765050), (9850, 2046137), (14578, 1382525), (15725, 1281682), (16265, 1239130), (16745, 1203610), (31450, 640841), (32530, 619565), (33490, 601805), (36445, 553010), (55301, 364450), (72890, 276505), (81325, 247826), (83725, 240722), (110602, 182225), (120361, 167450), (123913, 162650)]