87499984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 201237120

約数和(自身を除く): 113737136

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 167, 176, 208, 229, 286, 334, 458, 572, 668, 916, 1144, 1336, 1832, 1837, 2171, 2288, 2519, 2672, 2977, 3664, 3674, 4342, 5038, 5954, 7348, 8684, 10076, 11908, 14696, 17368, 20152, 23816, 23881, 29392, 32747, 34736, 38243, 40304, 47632, 47762, 65494, 76486, 95524, 130988, 152972, 191048, 261976, 305944, 382096, 420673, 497159, 523952, 611888, 841346, 994318, 1682692, 1988636, 3365384, 3977272, 5468749, 6730768, 7954544, 10937498, 21874996, 43749992, 87499984]

約数ペア:

[(1, 87499984), (2, 43749992), (4, 21874996), (8, 10937498), (11, 7954544), (13, 6730768), (16, 5468749), (22, 3977272), (26, 3365384), (44, 1988636), (52, 1682692), (88, 994318), (104, 841346), (143, 611888), (167, 523952), (176, 497159), (208, 420673), (229, 382096), (286, 305944), (334, 261976), (458, 191048), (572, 152972), (668, 130988), (916, 95524), (1144, 76486), (1336, 65494), (1832, 47762), (1837, 47632), (2171, 40304), (2288, 38243), (2519, 34736), (2672, 32747), (2977, 29392), (3664, 23881), (3674, 23816), (4342, 20152), (5038, 17368), (5954, 14696), (7348, 11908), (8684, 10076)]