15528565580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1\times {\mathrm{1439}}^1$

素因数の和:1911

約数の個数: 96

約数和(自身を含む): 35928023040

約数和(自身を除く): 20399457460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 271, 362, 542, 724, 905, 1084, 1355, 1439, 1810, 1991, 2710, 2878, 2981, 3620, 3982, 5420, 5756, 5962, 7195, 7964, 9955, 11924, 14390, 14905, 15829, 19910, 28780, 29810, 31658, 39820, 49051, 59620, 63316, 79145, 98102, 158290, 196204, 245255, 260459, 316580, 389969, 490510, 520918, 539561, 779938, 981020, 1041836, 1079122, 1302295, 1559876, 1949845, 2158244, 2604590, 2697805, 2865049, 3899690, 4289659, 5209180, 5395610, 5730098, 7799380, 8579318, 10791220, 11460196, 14325245, 17158636, 21448295, 28650490, 42896590, 57300980, 70584389, 85793180, 141168778, 282337556, 352921945, 705843890, 776428279, 1411687780, 1552856558, 3105713116, 3882141395, 7764282790, 15528565580]

約数ペア:

[(1, 15528565580), (2, 7764282790), (4, 3882141395), (5, 3105713116), (10, 1552856558), (11, 1411687780), (20, 776428279), (22, 705843890), (44, 352921945), (55, 282337556), (110, 141168778), (181, 85793180), (220, 70584389), (271, 57300980), (362, 42896590), (542, 28650490), (724, 21448295), (905, 17158636), (1084, 14325245), (1355, 11460196), (1439, 10791220), (1810, 8579318), (1991, 7799380), (2710, 5730098), (2878, 5395610), (2981, 5209180), (3620, 4289659), (3982, 3899690), (5420, 2865049), (5756, 2697805), (5962, 2604590), (7195, 2158244), (7964, 1949845), (9955, 1559876), (11924, 1302295), (14390, 1079122), (14905, 1041836), (15829, 981020), (19910, 779938), (28780, 539561), (29810, 520918), (31658, 490510), (39820, 389969), (49051, 316580), (59620, 260459), (63316, 245255), (79145, 196204), (98102, 158290)]