87770820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:805

約数の個数: 96

約数和(自身を含む): 258088320

約数和(自身を除く): 170317500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 73, 87, 116, 145, 146, 174, 219, 290, 292, 348, 365, 435, 438, 580, 691, 730, 870, 876, 1095, 1382, 1460, 1740, 2073, 2117, 2190, 2764, 3455, 4146, 4234, 4380, 6351, 6910, 8292, 8468, 10365, 10585, 12702, 13820, 20039, 20730, 21170, 25404, 31755, 40078, 41460, 42340, 50443, 60117, 63510, 80156, 100195, 100886, 120234, 127020, 151329, 200390, 201772, 240468, 252215, 300585, 302658, 400780, 504430, 601170, 605316, 756645, 1008860, 1202340, 1462847, 1513290, 2925694, 3026580, 4388541, 5851388, 7314235, 8777082, 14628470, 17554164, 21942705, 29256940, 43885410, 87770820]

約数ペア:

[(1, 87770820), (2, 43885410), (3, 29256940), (4, 21942705), (5, 17554164), (6, 14628470), (10, 8777082), (12, 7314235), (15, 5851388), (20, 4388541), (29, 3026580), (30, 2925694), (58, 1513290), (60, 1462847), (73, 1202340), (87, 1008860), (116, 756645), (145, 605316), (146, 601170), (174, 504430), (219, 400780), (290, 302658), (292, 300585), (348, 252215), (365, 240468), (435, 201772), (438, 200390), (580, 151329), (691, 127020), (730, 120234), (870, 100886), (876, 100195), (1095, 80156), (1382, 63510), (1460, 60117), (1740, 50443), (2073, 42340), (2117, 41460), (2190, 40078), (2764, 31755), (3455, 25404), (4146, 21170), (4234, 20730), (4380, 20039), (6351, 13820), (6910, 12702), (8292, 10585), (8468, 10365)]