23443750

素因数分解:

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

素因数の和:80

約数の個数: 72

約数和(自身を含む): 49871808

約数和(自身を除く): 26428058

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 121, 125, 155, 242, 250, 275, 310, 341, 550, 605, 625, 682, 775, 1210, 1250, 1375, 1550, 1705, 2750, 3025, 3125, 3410, 3751, 3875, 6050, 6250, 6875, 7502, 7750, 8525, 13750, 15125, 17050, 18755, 19375, 30250, 34375, 37510, 38750, 42625, 68750, 75625, 85250, 93775, 96875, 151250, 187550, 193750, 213125, 378125, 426250, 468875, 756250, 937750, 1065625, 2131250, 2344375, 4688750, 11721875, 23443750]

約数ペア:

[(1, 23443750), (2, 11721875), (5, 4688750), (10, 2344375), (11, 2131250), (22, 1065625), (25, 937750), (31, 756250), (50, 468875), (55, 426250), (62, 378125), (110, 213125), (121, 193750), (125, 187550), (155, 151250), (242, 96875), (250, 93775), (275, 85250), (310, 75625), (341, 68750), (550, 42625), (605, 38750), (625, 37510), (682, 34375), (775, 30250), (1210, 19375), (1250, 18755), (1375, 17050), (1550, 15125), (1705, 13750), (2750, 8525), (3025, 7750), (3125, 7502), (3410, 6875), (3751, 6250), (3875, 6050)]