64937040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38653}}^1$

素因数の和:38676

約数の個数: 80

約数和(自身を含む): 230068608

約数和(自身を除く): 165131568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 38653, 77306, 115959, 154612, 193265, 231918, 270571, 309224, 386530, 463836, 541142, 579795, 618448, 773060, 811713, 927672, 1082284, 1159590, 1352855, 1546120, 1623426, 1855344, 2164568, 2319180, 2705710, 3092240, 3246852, 4058565, 4329136, 4638360, 5411420, 6493704, 8117130, 9276720, 10822840, 12987408, 16234260, 21645680, 32468520, 64937040]

約数ペア:

[(1, 64937040), (2, 32468520), (3, 21645680), (4, 16234260), (5, 12987408), (6, 10822840), (7, 9276720), (8, 8117130), (10, 6493704), (12, 5411420), (14, 4638360), (15, 4329136), (16, 4058565), (20, 3246852), (21, 3092240), (24, 2705710), (28, 2319180), (30, 2164568), (35, 1855344), (40, 1623426), (42, 1546120), (48, 1352855), (56, 1159590), (60, 1082284), (70, 927672), (80, 811713), (84, 773060), (105, 618448), (112, 579795), (120, 541142), (140, 463836), (168, 386530), (210, 309224), (240, 270571), (280, 231918), (336, 193265), (420, 154612), (560, 115959), (840, 77306), (1680, 38653)]