199910010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4999}}^1$

素因数の和:5083

約数の個数: 64

約数和(自身を含む): 506880000

約数和(自身を除く): 306969990

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 43, 62, 86, 93, 129, 155, 186, 215, 258, 310, 430, 465, 645, 930, 1290, 1333, 2666, 3999, 4999, 6665, 7998, 9998, 13330, 14997, 19995, 24995, 29994, 39990, 49990, 74985, 149970, 154969, 214957, 309938, 429914, 464907, 644871, 774845, 929814, 1074785, 1289742, 1549690, 2149570, 2324535, 3224355, 4649070, 6448710, 6663667, 13327334, 19991001, 33318335, 39982002, 66636670, 99955005, 199910010]

約数ペア:

[(1, 199910010), (2, 99955005), (3, 66636670), (5, 39982002), (6, 33318335), (10, 19991001), (15, 13327334), (30, 6663667), (31, 6448710), (43, 4649070), (62, 3224355), (86, 2324535), (93, 2149570), (129, 1549690), (155, 1289742), (186, 1074785), (215, 929814), (258, 774845), (310, 644871), (430, 464907), (465, 429914), (645, 309938), (930, 214957), (1290, 154969), (1333, 149970), (2666, 74985), (3999, 49990), (4999, 39990), (6665, 29994), (7998, 24995), (9998, 19995), (13330, 14997)]