18243500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 45287424

約数和(自身を除く): 27043924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 107, 110, 124, 125, 155, 214, 220, 250, 275, 310, 341, 428, 500, 535, 550, 620, 682, 775, 1070, 1100, 1177, 1364, 1375, 1550, 1705, 2140, 2354, 2675, 2750, 3100, 3317, 3410, 3875, 4708, 5350, 5500, 5885, 6634, 6820, 7750, 8525, 10700, 11770, 13268, 13375, 15500, 16585, 17050, 23540, 26750, 29425, 33170, 34100, 36487, 42625, 53500, 58850, 66340, 72974, 82925, 85250, 117700, 145948, 147125, 165850, 170500, 182435, 294250, 331700, 364870, 414625, 588500, 729740, 829250, 912175, 1658500, 1824350, 3648700, 4560875, 9121750, 18243500]

約数ペア:

[(1, 18243500), (2, 9121750), (4, 4560875), (5, 3648700), (10, 1824350), (11, 1658500), (20, 912175), (22, 829250), (25, 729740), (31, 588500), (44, 414625), (50, 364870), (55, 331700), (62, 294250), (100, 182435), (107, 170500), (110, 165850), (124, 147125), (125, 145948), (155, 117700), (214, 85250), (220, 82925), (250, 72974), (275, 66340), (310, 58850), (341, 53500), (428, 42625), (500, 36487), (535, 34100), (550, 33170), (620, 29425), (682, 26750), (775, 23540), (1070, 17050), (1100, 16585), (1177, 15500), (1364, 13375), (1375, 13268), (1550, 11770), (1705, 10700), (2140, 8525), (2354, 7750), (2675, 6820), (2750, 6634), (3100, 5885), (3317, 5500), (3410, 5350), (3875, 4708)]