205867261775

素因数分解:

$5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:1029

約数の個数: 96

約数和(自身を含む): 299485296000

約数和(自身を除く): 93618034225

約数列:

[1, 5, 7, 25, 35, 109, 113, 149, 175, 545, 565, 641, 745, 763, 791, 1043, 2725, 2825, 3205, 3725, 3815, 3955, 4487, 5215, 12317, 16025, 16241, 16837, 19075, 19775, 22435, 26075, 61585, 69869, 72433, 81205, 84185, 86219, 95509, 112175, 113687, 117859, 307925, 349345, 362165, 406025, 420925, 431095, 477545, 489083, 507031, 568435, 589295, 668563, 1746725, 1810825, 1835233, 2155475, 2387725, 2445415, 2535155, 2842175, 2946475, 3342815, 7895197, 9176165, 10410481, 10792517, 12227075, 12675775, 12846631, 16714075, 39475985, 45880825, 52052405, 53962585, 55266379, 64233155, 72873367, 75547619, 197379925, 260262025, 269812925, 276331895, 321165775, 364366835, 377738095, 1176384353, 1381659475, 1821834175, 1888690475, 5881921765, 8234690471, 29409608825, 41173452355, 205867261775]

約数ペア:

[(1, 205867261775), (5, 41173452355), (7, 29409608825), (25, 8234690471), (35, 5881921765), (109, 1888690475), (113, 1821834175), (149, 1381659475), (175, 1176384353), (545, 377738095), (565, 364366835), (641, 321165775), (745, 276331895), (763, 269812925), (791, 260262025), (1043, 197379925), (2725, 75547619), (2825, 72873367), (3205, 64233155), (3725, 55266379), (3815, 53962585), (3955, 52052405), (4487, 45880825), (5215, 39475985), (12317, 16714075), (16025, 12846631), (16241, 12675775), (16837, 12227075), (19075, 10792517), (19775, 10410481), (22435, 9176165), (26075, 7895197), (61585, 3342815), (69869, 2946475), (72433, 2842175), (81205, 2535155), (84185, 2445415), (86219, 2387725), (95509, 2155475), (112175, 1835233), (113687, 1810825), (117859, 1746725), (307925, 668563), (349345, 589295), (362165, 568435), (406025, 507031), (420925, 489083), (431095, 477545)]