389498157824

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{8609}}^1\times {\mathrm{5701}}^1$

素因数の和:14357

約数の個数: 72

約数和(自身を含む): 802788685440

約数和(自身を除く): 413290527616

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 5701, 7936, 8609, 11402, 17218, 22804, 34436, 45608, 68872, 91216, 137744, 176731, 182432, 266879, 275488, 353462, 364864, 533758, 550976, 706924, 729728, 1067516, 1101952, 1413848, 1459456, 2135032, 2203904, 2827696, 4270064, 5655392, 8540128, 11310784, 17080256, 22621568, 34160512, 45243136, 49079909, 68321024, 98159818, 196319636, 392639272, 785278544, 1521477179, 1570557088, 3042954358, 3141114176, 6085908716, 6282228352, 12171817432, 12564456704, 24343634864, 48687269728, 97374539456, 194749078912, 389498157824]

約数ペア:

[(1, 389498157824), (2, 194749078912), (4, 97374539456), (8, 48687269728), (16, 24343634864), (31, 12564456704), (32, 12171817432), (62, 6282228352), (64, 6085908716), (124, 3141114176), (128, 3042954358), (248, 1570557088), (256, 1521477179), (496, 785278544), (992, 392639272), (1984, 196319636), (3968, 98159818), (5701, 68321024), (7936, 49079909), (8609, 45243136), (11402, 34160512), (17218, 22621568), (22804, 17080256), (34436, 11310784), (45608, 8540128), (68872, 5655392), (91216, 4270064), (137744, 2827696), (176731, 2203904), (182432, 2135032), (266879, 1459456), (275488, 1413848), (353462, 1101952), (364864, 1067516), (533758, 729728), (550976, 706924)]