66530360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1319}}^1$

素因数の和:1440

約数の個数: 64

約数和(自身を含む): 162993600

約数和(自身を除く): 96463240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 194, 260, 388, 485, 520, 776, 970, 1261, 1319, 1940, 2522, 2638, 3880, 5044, 5276, 6305, 6595, 10088, 10552, 12610, 13190, 17147, 25220, 26380, 34294, 50440, 52760, 68588, 85735, 127943, 137176, 171470, 255886, 342940, 511772, 639715, 685880, 1023544, 1279430, 1663259, 2558860, 3326518, 5117720, 6653036, 8316295, 13306072, 16632590, 33265180, 66530360]

約数ペア:

[(1, 66530360), (2, 33265180), (4, 16632590), (5, 13306072), (8, 8316295), (10, 6653036), (13, 5117720), (20, 3326518), (26, 2558860), (40, 1663259), (52, 1279430), (65, 1023544), (97, 685880), (104, 639715), (130, 511772), (194, 342940), (260, 255886), (388, 171470), (485, 137176), (520, 127943), (776, 85735), (970, 68588), (1261, 52760), (1319, 50440), (1940, 34294), (2522, 26380), (2638, 25220), (3880, 17147), (5044, 13190), (5276, 12610), (6305, 10552), (6595, 10088)]