80302420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 192036096

約数和(自身を除く): 111733676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 71, 97, 106, 110, 142, 194, 212, 220, 265, 284, 355, 388, 485, 530, 583, 710, 781, 970, 1060, 1067, 1166, 1420, 1562, 1940, 2134, 2332, 2915, 3124, 3763, 3905, 4268, 5141, 5335, 5830, 6887, 7526, 7810, 10282, 10670, 11660, 13774, 15052, 15620, 18815, 20564, 21340, 25705, 27548, 34435, 37630, 41393, 51410, 56551, 68870, 75260, 75757, 82786, 102820, 113102, 137740, 151514, 165572, 206965, 226204, 282755, 303028, 365011, 378785, 413930, 565510, 730022, 757570, 827860, 1131020, 1460044, 1515140, 1825055, 3650110, 4015121, 7300220, 8030242, 16060484, 20075605, 40151210, 80302420]

約数ペア:

[(1, 80302420), (2, 40151210), (4, 20075605), (5, 16060484), (10, 8030242), (11, 7300220), (20, 4015121), (22, 3650110), (44, 1825055), (53, 1515140), (55, 1460044), (71, 1131020), (97, 827860), (106, 757570), (110, 730022), (142, 565510), (194, 413930), (212, 378785), (220, 365011), (265, 303028), (284, 282755), (355, 226204), (388, 206965), (485, 165572), (530, 151514), (583, 137740), (710, 113102), (781, 102820), (970, 82786), (1060, 75757), (1067, 75260), (1166, 68870), (1420, 56551), (1562, 51410), (1940, 41393), (2134, 37630), (2332, 34435), (2915, 27548), (3124, 25705), (3763, 21340), (3905, 20564), (4268, 18815), (5141, 15620), (5335, 15052), (5830, 13774), (6887, 11660), (7526, 10670), (7810, 10282)]