79908700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 181238400

約数和(自身を除く): 101329700

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 149, 155, 173, 298, 310, 346, 596, 620, 692, 745, 775, 865, 1490, 1550, 1730, 2980, 3100, 3460, 3725, 4325, 4619, 5363, 7450, 8650, 9238, 10726, 14900, 17300, 18476, 21452, 23095, 25777, 26815, 46190, 51554, 53630, 92380, 103108, 107260, 115475, 128885, 134075, 230950, 257770, 268150, 461900, 515540, 536300, 644425, 799087, 1288850, 1598174, 2577700, 3196348, 3995435, 7990870, 15981740, 19977175, 39954350, 79908700]

約数ペア:

[(1, 79908700), (2, 39954350), (4, 19977175), (5, 15981740), (10, 7990870), (20, 3995435), (25, 3196348), (31, 2577700), (50, 1598174), (62, 1288850), (100, 799087), (124, 644425), (149, 536300), (155, 515540), (173, 461900), (298, 268150), (310, 257770), (346, 230950), (596, 134075), (620, 128885), (692, 115475), (745, 107260), (775, 103108), (865, 92380), (1490, 53630), (1550, 51554), (1730, 46190), (2980, 26815), (3100, 25777), (3460, 23095), (3725, 21452), (4325, 18476), (4619, 17300), (5363, 14900), (7450, 10726), (8650, 9238)]