199233880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{4373}}^1$

素因数の和:4468

約数の個数: 64

約数和(自身を含む): 481839840

約数和(自身を除く): 282605960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 335, 340, 536, 670, 680, 1139, 1340, 2278, 2680, 4373, 4556, 5695, 8746, 9112, 11390, 17492, 21865, 22780, 34984, 43730, 45560, 74341, 87460, 148682, 174920, 292991, 297364, 371705, 585982, 594728, 743410, 1171964, 1464955, 1486820, 2343928, 2929910, 2973640, 4980847, 5859820, 9961694, 11719640, 19923388, 24904235, 39846776, 49808470, 99616940, 199233880]

約数ペア:

[(1, 199233880), (2, 99616940), (4, 49808470), (5, 39846776), (8, 24904235), (10, 19923388), (17, 11719640), (20, 9961694), (34, 5859820), (40, 4980847), (67, 2973640), (68, 2929910), (85, 2343928), (134, 1486820), (136, 1464955), (170, 1171964), (268, 743410), (335, 594728), (340, 585982), (536, 371705), (670, 297364), (680, 292991), (1139, 174920), (1340, 148682), (2278, 87460), (2680, 74341), (4373, 45560), (4556, 43730), (5695, 34984), (8746, 22780), (9112, 21865), (11390, 17492)]