80018750

素因数分解:

$2^1\times 5^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 179988480

約数和(自身を除く): 99969730

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 59, 62, 70, 118, 125, 155, 175, 217, 250, 295, 310, 350, 413, 434, 590, 625, 775, 826, 875, 1085, 1250, 1475, 1550, 1750, 1829, 2065, 2170, 2950, 3125, 3658, 3875, 4130, 4375, 5425, 6250, 7375, 7750, 8750, 9145, 10325, 10850, 12803, 14750, 18290, 19375, 20650, 21875, 25606, 27125, 36875, 38750, 43750, 45725, 51625, 54250, 64015, 73750, 91450, 96875, 103250, 128030, 135625, 184375, 193750, 228625, 258125, 271250, 320075, 368750, 457250, 516250, 640150, 678125, 1143125, 1290625, 1356250, 1600375, 2286250, 2581250, 3200750, 5715625, 8001875, 11431250, 16003750, 40009375, 80018750]

約数ペア:

[(1, 80018750), (2, 40009375), (5, 16003750), (7, 11431250), (10, 8001875), (14, 5715625), (25, 3200750), (31, 2581250), (35, 2286250), (50, 1600375), (59, 1356250), (62, 1290625), (70, 1143125), (118, 678125), (125, 640150), (155, 516250), (175, 457250), (217, 368750), (250, 320075), (295, 271250), (310, 258125), (350, 228625), (413, 193750), (434, 184375), (590, 135625), (625, 128030), (775, 103250), (826, 96875), (875, 91450), (1085, 73750), (1250, 64015), (1475, 54250), (1550, 51625), (1750, 45725), (1829, 43750), (2065, 38750), (2170, 36875), (2950, 27125), (3125, 25606), (3658, 21875), (3875, 20650), (4130, 19375), (4375, 18290), (5425, 14750), (6250, 12803), (7375, 10850), (7750, 10325), (8750, 9145)]