61558420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 163731456

約数和(自身を除く): 102173036

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 220, 284, 308, 355, 385, 497, 563, 710, 770, 781, 994, 1126, 1420, 1540, 1562, 1988, 2252, 2485, 2815, 3124, 3905, 3941, 4970, 5467, 5630, 6193, 7810, 7882, 9940, 10934, 11260, 12386, 15620, 15764, 19705, 21868, 24772, 27335, 30965, 39410, 39973, 43351, 54670, 61930, 78820, 79946, 86702, 109340, 123860, 159892, 173404, 199865, 216755, 279811, 399730, 433510, 439703, 559622, 799460, 867020, 879406, 1119244, 1399055, 1758812, 2198515, 2798110, 3077921, 4397030, 5596220, 6155842, 8794060, 12311684, 15389605, 30779210, 61558420]

約数ペア:

[(1, 61558420), (2, 30779210), (4, 15389605), (5, 12311684), (7, 8794060), (10, 6155842), (11, 5596220), (14, 4397030), (20, 3077921), (22, 2798110), (28, 2198515), (35, 1758812), (44, 1399055), (55, 1119244), (70, 879406), (71, 867020), (77, 799460), (110, 559622), (140, 439703), (142, 433510), (154, 399730), (220, 279811), (284, 216755), (308, 199865), (355, 173404), (385, 159892), (497, 123860), (563, 109340), (710, 86702), (770, 79946), (781, 78820), (994, 61930), (1126, 54670), (1420, 43351), (1540, 39973), (1562, 39410), (1988, 30965), (2252, 27335), (2485, 24772), (2815, 21868), (3124, 19705), (3905, 15764), (3941, 15620), (4970, 12386), (5467, 11260), (5630, 10934), (6193, 9940), (7810, 7882)]