79121840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6143}}^1$

素因数の和:6186

約数の個数: 80

約数和(自身を含む): 219414528

約数和(自身を除く): 140292688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6143, 6440, 12286, 12880, 24572, 30715, 43001, 49144, 61430, 86002, 98288, 122860, 141289, 172004, 215005, 245720, 282578, 344008, 430010, 491440, 565156, 688016, 706445, 860020, 989023, 1130312, 1412890, 1720040, 1978046, 2260624, 2825780, 3440080, 3956092, 4945115, 5651560, 7912184, 9890230, 11303120, 15824368, 19780460, 39560920, 79121840]

約数ペア:

[(1, 79121840), (2, 39560920), (4, 19780460), (5, 15824368), (7, 11303120), (8, 9890230), (10, 7912184), (14, 5651560), (16, 4945115), (20, 3956092), (23, 3440080), (28, 2825780), (35, 2260624), (40, 1978046), (46, 1720040), (56, 1412890), (70, 1130312), (80, 989023), (92, 860020), (112, 706445), (115, 688016), (140, 565156), (161, 491440), (184, 430010), (230, 344008), (280, 282578), (322, 245720), (368, 215005), (460, 172004), (560, 141289), (644, 122860), (805, 98288), (920, 86002), (1288, 61430), (1610, 49144), (1840, 43001), (2576, 30715), (3220, 24572), (6143, 12880), (6440, 12286)]