71554340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 178827264

約数和(自身を除く): 107272924

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 127, 130, 143, 197, 220, 254, 260, 286, 394, 508, 572, 635, 715, 788, 985, 1270, 1397, 1430, 1651, 1970, 2167, 2540, 2561, 2794, 2860, 3302, 3940, 4334, 5122, 5588, 6604, 6985, 8255, 8668, 10244, 10835, 12805, 13970, 16510, 18161, 21670, 25019, 25610, 27940, 28171, 33020, 36322, 43340, 50038, 51220, 56342, 72644, 90805, 100076, 112684, 125095, 140855, 181610, 250190, 275209, 281710, 325247, 363220, 500380, 550418, 563420, 650494, 1100836, 1300988, 1376045, 1626235, 2752090, 3252470, 3577717, 5504180, 6504940, 7155434, 14310868, 17888585, 35777170, 71554340]

約数ペア:

[(1, 71554340), (2, 35777170), (4, 17888585), (5, 14310868), (10, 7155434), (11, 6504940), (13, 5504180), (20, 3577717), (22, 3252470), (26, 2752090), (44, 1626235), (52, 1376045), (55, 1300988), (65, 1100836), (110, 650494), (127, 563420), (130, 550418), (143, 500380), (197, 363220), (220, 325247), (254, 281710), (260, 275209), (286, 250190), (394, 181610), (508, 140855), (572, 125095), (635, 112684), (715, 100076), (788, 90805), (985, 72644), (1270, 56342), (1397, 51220), (1430, 50038), (1651, 43340), (1970, 36322), (2167, 33020), (2540, 28171), (2561, 27940), (2794, 25610), (2860, 25019), (3302, 21670), (3940, 18161), (4334, 16510), (5122, 13970), (5588, 12805), (6604, 10835), (6985, 10244), (8255, 8668)]