15883791920

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{7853}}^1$

素因数の和:8190

約数の個数: 80

約数和(自身を含む): 37409293152

約数和(自身を除く): 21525501232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 193, 262, 386, 524, 655, 772, 965, 1048, 1310, 1544, 1930, 2096, 2620, 3088, 3860, 5240, 7720, 7853, 10480, 15440, 15706, 25283, 31412, 39265, 50566, 62824, 78530, 101132, 125648, 126415, 157060, 202264, 252830, 314120, 404528, 505660, 628240, 1011320, 1028743, 1515629, 2022640, 2057486, 3031258, 4114972, 5143715, 6062516, 7578145, 8229944, 10287430, 12125032, 15156290, 16459888, 20574860, 24250064, 30312580, 41149720, 60625160, 82299440, 121250320, 198547399, 397094798, 794189596, 992736995, 1588379192, 1985473990, 3176758384, 3970947980, 7941895960, 15883791920]

約数ペア:

[(1, 15883791920), (2, 7941895960), (4, 3970947980), (5, 3176758384), (8, 1985473990), (10, 1588379192), (16, 992736995), (20, 794189596), (40, 397094798), (80, 198547399), (131, 121250320), (193, 82299440), (262, 60625160), (386, 41149720), (524, 30312580), (655, 24250064), (772, 20574860), (965, 16459888), (1048, 15156290), (1310, 12125032), (1544, 10287430), (1930, 8229944), (2096, 7578145), (2620, 6062516), (3088, 5143715), (3860, 4114972), (5240, 3031258), (7720, 2057486), (7853, 2022640), (10480, 1515629), (15440, 1028743), (15706, 1011320), (25283, 628240), (31412, 505660), (39265, 404528), (50566, 314120), (62824, 252830), (78530, 202264), (101132, 157060), (125648, 126415)]