51166890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1$

素因数の和:549

約数の個数: 80

約数和(自身を含む): 138738600

約数和(自身を除く): 87571710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 181, 270, 349, 362, 405, 543, 698, 810, 905, 1047, 1086, 1629, 1745, 1810, 2094, 2715, 3141, 3258, 3490, 4887, 5235, 5430, 6282, 8145, 9423, 9774, 10470, 14661, 15705, 16290, 18846, 24435, 28269, 29322, 31410, 47115, 48870, 56538, 63169, 73305, 94230, 126338, 141345, 146610, 189507, 282690, 315845, 379014, 568521, 631690, 947535, 1137042, 1705563, 1895070, 2842605, 3411126, 5116689, 5685210, 8527815, 10233378, 17055630, 25583445, 51166890]

約数ペア:

[(1, 51166890), (2, 25583445), (3, 17055630), (5, 10233378), (6, 8527815), (9, 5685210), (10, 5116689), (15, 3411126), (18, 2842605), (27, 1895070), (30, 1705563), (45, 1137042), (54, 947535), (81, 631690), (90, 568521), (135, 379014), (162, 315845), (181, 282690), (270, 189507), (349, 146610), (362, 141345), (405, 126338), (543, 94230), (698, 73305), (810, 63169), (905, 56538), (1047, 48870), (1086, 47115), (1629, 31410), (1745, 29322), (1810, 28269), (2094, 24435), (2715, 18846), (3141, 16290), (3258, 15705), (3490, 14661), (4887, 10470), (5235, 9774), (5430, 9423), (6282, 8145)]