71976028

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 146991600

約数和(自身を除く): 75015572

約数列:

[1, 2, 4, 17, 19, 29, 34, 38, 58, 68, 76, 113, 116, 226, 289, 323, 452, 493, 551, 578, 646, 986, 1102, 1156, 1292, 1921, 1972, 2147, 2204, 3277, 3842, 4294, 5491, 6554, 7684, 8381, 8588, 9367, 10982, 13108, 16762, 18734, 21964, 32657, 33524, 36499, 37468, 55709, 62263, 65314, 72998, 111418, 124526, 130628, 145996, 159239, 222836, 249052, 318478, 620483, 636956, 947053, 1058471, 1240966, 1894106, 2116942, 2481932, 3788212, 4233884, 17994007, 35988014, 71976028]

約数ペア:

[(1, 71976028), (2, 35988014), (4, 17994007), (17, 4233884), (19, 3788212), (29, 2481932), (34, 2116942), (38, 1894106), (58, 1240966), (68, 1058471), (76, 947053), (113, 636956), (116, 620483), (226, 318478), (289, 249052), (323, 222836), (452, 159239), (493, 145996), (551, 130628), (578, 124526), (646, 111418), (986, 72998), (1102, 65314), (1156, 62263), (1292, 55709), (1921, 37468), (1972, 36499), (2147, 33524), (2204, 32657), (3277, 21964), (3842, 18734), (4294, 16762), (5491, 13108), (6554, 10982), (7684, 9367), (8381, 8588)]