404802008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 833112000

約数和(自身を除く): 428309992

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 151, 173, 298, 302, 346, 596, 604, 692, 1192, 1208, 1384, 1937, 1963, 2249, 3874, 3926, 4498, 7748, 7852, 8996, 15496, 15704, 17992, 22499, 25777, 26123, 44998, 51554, 52246, 89996, 103108, 104492, 179992, 206216, 208984, 292487, 335101, 339599, 584974, 670202, 679198, 1169948, 1340404, 1358396, 2339896, 2680808, 2716792, 3892327, 7784654, 15569308, 31138616, 50600251, 101200502, 202401004, 404802008]

約数ペア:

[(1, 404802008), (2, 202401004), (4, 101200502), (8, 50600251), (13, 31138616), (26, 15569308), (52, 7784654), (104, 3892327), (149, 2716792), (151, 2680808), (173, 2339896), (298, 1358396), (302, 1340404), (346, 1169948), (596, 679198), (604, 670202), (692, 584974), (1192, 339599), (1208, 335101), (1384, 292487), (1937, 208984), (1963, 206216), (2249, 179992), (3874, 104492), (3926, 103108), (4498, 89996), (7748, 52246), (7852, 51554), (8996, 44998), (15496, 26123), (15704, 25777), (17992, 22499)]