78304014760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2177531}}^1$

素因数の和:2177602

約数の個数: 64

約数和(自身を含む): 188138764800

約数和(自身を除く): 109834750040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 3596, 4495, 7192, 8990, 17980, 35960, 2177531, 4355062, 8710124, 10887655, 17420248, 21775310, 43550620, 63148399, 67503461, 87101240, 126296798, 135006922, 252593596, 270013844, 315741995, 337517305, 505187192, 540027688, 631483990, 675034610, 1262967980, 1350069220, 1957600369, 2525935960, 2700138440, 3915200738, 7830401476, 9788001845, 15660802952, 19576003690, 39152007380, 78304014760]

約数ペア:

[(1, 78304014760), (2, 39152007380), (4, 19576003690), (5, 15660802952), (8, 9788001845), (10, 7830401476), (20, 3915200738), (29, 2700138440), (31, 2525935960), (40, 1957600369), (58, 1350069220), (62, 1262967980), (116, 675034610), (124, 631483990), (145, 540027688), (155, 505187192), (232, 337517305), (248, 315741995), (290, 270013844), (310, 252593596), (580, 135006922), (620, 126296798), (899, 87101240), (1160, 67503461), (1240, 63148399), (1798, 43550620), (3596, 21775310), (4495, 17420248), (7192, 10887655), (8990, 8710124), (17980, 4355062), (35960, 2177531)]