83106940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:779

約数の個数: 72

約数和(自身を含む): 204830640

約数和(自身を除く): 121723700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 137, 140, 196, 245, 274, 490, 548, 619, 685, 959, 980, 1238, 1370, 1918, 2476, 2740, 3095, 3836, 4333, 4795, 6190, 6713, 8666, 9590, 12380, 13426, 17332, 19180, 21665, 26852, 30331, 33565, 43330, 60662, 67130, 84803, 86660, 121324, 134260, 151655, 169606, 303310, 339212, 424015, 593621, 606620, 848030, 1187242, 1696060, 2374484, 2968105, 4155347, 5936210, 8310694, 11872420, 16621388, 20776735, 41553470, 83106940]

約数ペア:

[(1, 83106940), (2, 41553470), (4, 20776735), (5, 16621388), (7, 11872420), (10, 8310694), (14, 5936210), (20, 4155347), (28, 2968105), (35, 2374484), (49, 1696060), (70, 1187242), (98, 848030), (137, 606620), (140, 593621), (196, 424015), (245, 339212), (274, 303310), (490, 169606), (548, 151655), (619, 134260), (685, 121324), (959, 86660), (980, 84803), (1238, 67130), (1370, 60662), (1918, 43330), (2476, 33565), (2740, 30331), (3095, 26852), (3836, 21665), (4333, 19180), (4795, 17332), (6190, 13426), (6713, 12380), (8666, 9590)]