20342007050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{66293}}^1$

素因数の和:66360

約数の個数: 72

約数和(自身を含む): 42281915436

約数和(自身を除く): 21939908386

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 170, 190, 323, 361, 425, 475, 646, 722, 850, 950, 1615, 1805, 3230, 3610, 6137, 8075, 9025, 12274, 16150, 18050, 30685, 61370, 66293, 132586, 153425, 306850, 331465, 662930, 1126981, 1259567, 1657325, 2253962, 2519134, 3314650, 5634905, 6297835, 11269810, 12595670, 21412639, 23931773, 28174525, 31489175, 42825278, 47863546, 56349050, 62978350, 107063195, 119658865, 214126390, 239317730, 406840141, 535315975, 598294325, 813680282, 1070631950, 1196588650, 2034200705, 4068401410, 10171003525, 20342007050]

約数ペア:

[(1, 20342007050), (2, 10171003525), (5, 4068401410), (10, 2034200705), (17, 1196588650), (19, 1070631950), (25, 813680282), (34, 598294325), (38, 535315975), (50, 406840141), (85, 239317730), (95, 214126390), (170, 119658865), (190, 107063195), (323, 62978350), (361, 56349050), (425, 47863546), (475, 42825278), (646, 31489175), (722, 28174525), (850, 23931773), (950, 21412639), (1615, 12595670), (1805, 11269810), (3230, 6297835), (3610, 5634905), (6137, 3314650), (8075, 2519134), (9025, 2253962), (12274, 1657325), (16150, 1259567), (18050, 1126981), (30685, 662930), (61370, 331465), (66293, 306850), (132586, 153425)]