5541250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:77

約数の個数: 80

約数和(自身を含む): 12595968

約数和(自身を除く): 7054718

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 31, 50, 55, 62, 65, 110, 125, 130, 143, 155, 250, 275, 286, 310, 325, 341, 403, 550, 625, 650, 682, 715, 775, 806, 1250, 1375, 1430, 1550, 1625, 1705, 2015, 2750, 3250, 3410, 3575, 3875, 4030, 4433, 6875, 7150, 7750, 8125, 8525, 8866, 10075, 13750, 16250, 17050, 17875, 19375, 20150, 22165, 35750, 38750, 42625, 44330, 50375, 85250, 89375, 100750, 110825, 178750, 213125, 221650, 251875, 426250, 503750, 554125, 1108250, 2770625, 5541250]

約数ペア:

[(1, 5541250), (2, 2770625), (5, 1108250), (10, 554125), (11, 503750), (13, 426250), (22, 251875), (25, 221650), (26, 213125), (31, 178750), (50, 110825), (55, 100750), (62, 89375), (65, 85250), (110, 50375), (125, 44330), (130, 42625), (143, 38750), (155, 35750), (250, 22165), (275, 20150), (286, 19375), (310, 17875), (325, 17050), (341, 16250), (403, 13750), (550, 10075), (625, 8866), (650, 8525), (682, 8125), (715, 7750), (775, 7150), (806, 6875), (1250, 4433), (1375, 4030), (1430, 3875), (1550, 3575), (1625, 3410), (1705, 3250), (2015, 2750)]