87165056

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2053

約数の個数: 64

約数和(自身を含む): 195644160

約数和(自身を除く): 108479104

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 341, 352, 496, 682, 704, 992, 1364, 1408, 1984, 1997, 2728, 3968, 3994, 5456, 7988, 10912, 15976, 21824, 21967, 31952, 43648, 43934, 61907, 63904, 87868, 123814, 127808, 175736, 247628, 255616, 351472, 495256, 680977, 702944, 990512, 1361954, 1405888, 1981024, 2723908, 2811776, 3962048, 5447816, 7924096, 10895632, 21791264, 43582528, 87165056]

約数ペア:

[(1, 87165056), (2, 43582528), (4, 21791264), (8, 10895632), (11, 7924096), (16, 5447816), (22, 3962048), (31, 2811776), (32, 2723908), (44, 1981024), (62, 1405888), (64, 1361954), (88, 990512), (124, 702944), (128, 680977), (176, 495256), (248, 351472), (341, 255616), (352, 247628), (496, 175736), (682, 127808), (704, 123814), (992, 87868), (1364, 63904), (1408, 61907), (1984, 43934), (1997, 43648), (2728, 31952), (3968, 21967), (3994, 21824), (5456, 15976), (7988, 10912)]