87493408

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{991}}^1$

素因数の和:1121

約数の個数: 48

約数和(自身を含む): 179988480

約数和(自身を除く): 92495072

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 89, 124, 178, 248, 356, 496, 712, 991, 992, 1424, 1982, 2759, 2848, 3964, 5518, 7928, 11036, 15856, 22072, 30721, 31712, 44144, 61442, 88199, 88288, 122884, 176398, 245768, 352796, 491536, 705592, 983072, 1411184, 2734169, 2822368, 5468338, 10936676, 21873352, 43746704, 87493408]

約数ペア:

[(1, 87493408), (2, 43746704), (4, 21873352), (8, 10936676), (16, 5468338), (31, 2822368), (32, 2734169), (62, 1411184), (89, 983072), (124, 705592), (178, 491536), (248, 352796), (356, 245768), (496, 176398), (712, 122884), (991, 88288), (992, 88199), (1424, 61442), (1982, 44144), (2759, 31712), (2848, 30721), (3964, 22072), (5518, 15856), (7928, 11036)]