919212496

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 1902735360

約数和(自身を除く): 983522864

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 73, 106, 124, 146, 212, 248, 292, 424, 479, 496, 584, 848, 958, 1168, 1643, 1916, 2263, 3286, 3832, 3869, 4526, 6572, 7664, 7738, 9052, 13144, 14849, 15476, 18104, 25387, 26288, 29698, 30952, 34967, 36208, 50774, 59396, 61904, 69934, 101548, 118792, 119939, 139868, 203096, 237584, 239878, 279736, 406192, 479756, 559472, 786997, 959512, 1083977, 1573994, 1853251, 1919024, 2167954, 3147988, 3706502, 4335908, 6295976, 7413004, 8671816, 12591952, 14826008, 17343632, 29652016, 57450781, 114901562, 229803124, 459606248, 919212496]

約数ペア:

[(1, 919212496), (2, 459606248), (4, 229803124), (8, 114901562), (16, 57450781), (31, 29652016), (53, 17343632), (62, 14826008), (73, 12591952), (106, 8671816), (124, 7413004), (146, 6295976), (212, 4335908), (248, 3706502), (292, 3147988), (424, 2167954), (479, 1919024), (496, 1853251), (584, 1573994), (848, 1083977), (958, 959512), (1168, 786997), (1643, 559472), (1916, 479756), (2263, 406192), (3286, 279736), (3832, 239878), (3869, 237584), (4526, 203096), (6572, 139868), (7664, 119939), (7738, 118792), (9052, 101548), (13144, 69934), (14849, 61904), (15476, 59396), (18104, 50774), (25387, 36208), (26288, 34967), (29698, 30952)]