29908927672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3433}}^1\times {\mathrm{4409}}^1$

素因数の和:7880

約数の個数: 64

約数和(自身を含む): 63604548000

約数和(自身を除く): 33695620328

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 3433, 4409, 6866, 8818, 13732, 17636, 27464, 35272, 44629, 57317, 65227, 83771, 89258, 114634, 130454, 167542, 178516, 229268, 260908, 335084, 357032, 458536, 521816, 670168, 847951, 1089023, 1695902, 2178046, 3391804, 4356092, 6783608, 8712184, 15136097, 30272194, 60544388, 121088776, 196769261, 287585843, 393538522, 575171686, 787077044, 1150343372, 1574154088, 2300686744, 3738615959, 7477231918, 14954463836, 29908927672]

約数ペア:

[(1, 29908927672), (2, 14954463836), (4, 7477231918), (8, 3738615959), (13, 2300686744), (19, 1574154088), (26, 1150343372), (38, 787077044), (52, 575171686), (76, 393538522), (104, 287585843), (152, 196769261), (247, 121088776), (494, 60544388), (988, 30272194), (1976, 15136097), (3433, 8712184), (4409, 6783608), (6866, 4356092), (8818, 3391804), (13732, 2178046), (17636, 1695902), (27464, 1089023), (35272, 847951), (44629, 670168), (57317, 521816), (65227, 458536), (83771, 357032), (89258, 335084), (114634, 260908), (130454, 229268), (167542, 178516)]