156985299760

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{130987}}^1$

素因数の和:131282

約数の個数: 80

約数和(自身を含む): 371888554752

約数和(自身を除く): 214903254992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 211, 284, 355, 422, 568, 710, 844, 1055, 1136, 1420, 1688, 2110, 2840, 3376, 4220, 5680, 8440, 14981, 16880, 29962, 59924, 74905, 119848, 130987, 149810, 239696, 261974, 299620, 523948, 599240, 654935, 1047896, 1198480, 1309870, 2095792, 2619740, 5239480, 9300077, 10478960, 18600154, 27638257, 37200308, 46500385, 55276514, 74400616, 93000770, 110553028, 138191285, 148801232, 186001540, 221106056, 276382570, 372003080, 442212112, 552765140, 744006160, 1105530280, 1962316247, 2211060560, 3924632494, 7849264988, 9811581235, 15698529976, 19623162470, 31397059952, 39246324940, 78492649880, 156985299760]

約数ペア:

[(1, 156985299760), (2, 78492649880), (4, 39246324940), (5, 31397059952), (8, 19623162470), (10, 15698529976), (16, 9811581235), (20, 7849264988), (40, 3924632494), (71, 2211060560), (80, 1962316247), (142, 1105530280), (211, 744006160), (284, 552765140), (355, 442212112), (422, 372003080), (568, 276382570), (710, 221106056), (844, 186001540), (1055, 148801232), (1136, 138191285), (1420, 110553028), (1688, 93000770), (2110, 74400616), (2840, 55276514), (3376, 46500385), (4220, 37200308), (5680, 27638257), (8440, 18600154), (14981, 10478960), (16880, 9300077), (29962, 5239480), (59924, 2619740), (74905, 2095792), (119848, 1309870), (130987, 1198480), (149810, 1047896), (239696, 654935), (261974, 599240), (299620, 523948)]