28543250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 57507840

約数和(自身を除く): 28964590

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 125, 127, 145, 155, 250, 254, 290, 310, 635, 725, 775, 899, 1270, 1450, 1550, 1798, 3175, 3625, 3683, 3875, 3937, 4495, 6350, 7250, 7366, 7750, 7874, 8990, 15875, 18415, 19685, 22475, 31750, 36830, 39370, 44950, 92075, 98425, 112375, 114173, 184150, 196850, 224750, 228346, 460375, 492125, 570865, 920750, 984250, 1141730, 2854325, 5708650, 14271625, 28543250]

約数ペア:

[(1, 28543250), (2, 14271625), (5, 5708650), (10, 2854325), (25, 1141730), (29, 984250), (31, 920750), (50, 570865), (58, 492125), (62, 460375), (125, 228346), (127, 224750), (145, 196850), (155, 184150), (250, 114173), (254, 112375), (290, 98425), (310, 92075), (635, 44950), (725, 39370), (775, 36830), (899, 31750), (1270, 22475), (1450, 19685), (1550, 18415), (1798, 15875), (3175, 8990), (3625, 7874), (3683, 7750), (3875, 7366), (3937, 7250), (4495, 6350)]