99980660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:625

約数の個数: 96

約数和(自身を含む): 244890240

約数和(自身を除く): 144909580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 37, 38, 52, 65, 74, 76, 95, 130, 148, 185, 190, 247, 260, 370, 380, 481, 494, 547, 703, 740, 962, 988, 1094, 1235, 1406, 1924, 2188, 2405, 2470, 2735, 2812, 3515, 4810, 4940, 5470, 7030, 7111, 9139, 9620, 10393, 10940, 14060, 14222, 18278, 20239, 20786, 28444, 35555, 36556, 40478, 41572, 45695, 51965, 71110, 80956, 91390, 101195, 103930, 135109, 142220, 182780, 202390, 207860, 263107, 270218, 384541, 404780, 526214, 540436, 675545, 769082, 1052428, 1315535, 1351090, 1538164, 1922705, 2631070, 2702180, 3845410, 4999033, 5262140, 7690820, 9998066, 19996132, 24995165, 49990330, 99980660]

約数ペア:

[(1, 99980660), (2, 49990330), (4, 24995165), (5, 19996132), (10, 9998066), (13, 7690820), (19, 5262140), (20, 4999033), (26, 3845410), (37, 2702180), (38, 2631070), (52, 1922705), (65, 1538164), (74, 1351090), (76, 1315535), (95, 1052428), (130, 769082), (148, 675545), (185, 540436), (190, 526214), (247, 404780), (260, 384541), (370, 270218), (380, 263107), (481, 207860), (494, 202390), (547, 182780), (703, 142220), (740, 135109), (962, 103930), (988, 101195), (1094, 91390), (1235, 80956), (1406, 71110), (1924, 51965), (2188, 45695), (2405, 41572), (2470, 40478), (2735, 36556), (2812, 35555), (3515, 28444), (4810, 20786), (4940, 20239), (5470, 18278), (7030, 14222), (7111, 14060), (9139, 10940), (9620, 10393)]