28620750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 73801728

約数和(自身を除く): 45180978

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 125, 150, 155, 186, 250, 310, 375, 465, 750, 775, 930, 1231, 1550, 2325, 2462, 3693, 3875, 4650, 6155, 7386, 7750, 11625, 12310, 18465, 23250, 30775, 36930, 38161, 61550, 76322, 92325, 114483, 153875, 184650, 190805, 228966, 307750, 381610, 461625, 572415, 923250, 954025, 1144830, 1908050, 2862075, 4770125, 5724150, 9540250, 14310375, 28620750]

約数ペア:

[(1, 28620750), (2, 14310375), (3, 9540250), (5, 5724150), (6, 4770125), (10, 2862075), (15, 1908050), (25, 1144830), (30, 954025), (31, 923250), (50, 572415), (62, 461625), (75, 381610), (93, 307750), (125, 228966), (150, 190805), (155, 184650), (186, 153875), (250, 114483), (310, 92325), (375, 76322), (465, 61550), (750, 38161), (775, 36930), (930, 30775), (1231, 23250), (1550, 18465), (2325, 12310), (2462, 11625), (3693, 7750), (3875, 7386), (4650, 6155)]