80915150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1097

約数の個数: 48

約数和(自身を含む): 159418368

約数和(自身を除く): 78503218

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 71, 115, 142, 230, 355, 575, 710, 991, 1150, 1633, 1775, 1982, 3266, 3550, 4955, 8165, 9910, 16330, 22793, 24775, 40825, 45586, 49550, 70361, 81650, 113965, 140722, 227930, 351805, 569825, 703610, 1139650, 1618303, 1759025, 3236606, 3518050, 8091515, 16183030, 40457575, 80915150]

約数ペア:

[(1, 80915150), (2, 40457575), (5, 16183030), (10, 8091515), (23, 3518050), (25, 3236606), (46, 1759025), (50, 1618303), (71, 1139650), (115, 703610), (142, 569825), (230, 351805), (355, 227930), (575, 140722), (710, 113965), (991, 81650), (1150, 70361), (1633, 49550), (1775, 45586), (1982, 40825), (3266, 24775), (3550, 22793), (4955, 16330), (8165, 9910)]