79777720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 201670560

約数和(自身を除く): 121892840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 121, 212, 220, 242, 265, 311, 424, 440, 484, 530, 583, 605, 622, 968, 1060, 1166, 1210, 1244, 1555, 2120, 2332, 2420, 2488, 2915, 3110, 3421, 4664, 4840, 5830, 6220, 6413, 6842, 11660, 12440, 12826, 13684, 16483, 17105, 23320, 25652, 27368, 32065, 32966, 34210, 37631, 51304, 64130, 65932, 68420, 75262, 82415, 128260, 131864, 136840, 150524, 164830, 181313, 188155, 256520, 301048, 329660, 362626, 376310, 659320, 725252, 752620, 906565, 1450504, 1505240, 1813130, 1994443, 3626260, 3988886, 7252520, 7977772, 9972215, 15955544, 19944430, 39888860, 79777720]

約数ペア:

[(1, 79777720), (2, 39888860), (4, 19944430), (5, 15955544), (8, 9972215), (10, 7977772), (11, 7252520), (20, 3988886), (22, 3626260), (40, 1994443), (44, 1813130), (53, 1505240), (55, 1450504), (88, 906565), (106, 752620), (110, 725252), (121, 659320), (212, 376310), (220, 362626), (242, 329660), (265, 301048), (311, 256520), (424, 188155), (440, 181313), (484, 164830), (530, 150524), (583, 136840), (605, 131864), (622, 128260), (968, 82415), (1060, 75262), (1166, 68420), (1210, 65932), (1244, 64130), (1555, 51304), (2120, 37631), (2332, 34210), (2420, 32966), (2488, 32065), (2915, 27368), (3110, 25652), (3421, 23320), (4664, 17105), (4840, 16483), (5830, 13684), (6220, 12826), (6413, 12440), (6842, 11660)]