64891060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 154893312

約数和(自身を除く): 90002252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 83, 97, 124, 130, 155, 166, 194, 260, 310, 332, 388, 403, 415, 485, 620, 806, 830, 970, 1079, 1261, 1612, 1660, 1940, 2015, 2158, 2522, 2573, 3007, 4030, 4316, 5044, 5146, 5395, 6014, 6305, 8051, 8060, 10292, 10790, 12028, 12610, 12865, 15035, 16102, 21580, 25220, 25730, 30070, 32204, 33449, 39091, 40255, 51460, 60140, 66898, 78182, 80510, 104663, 133796, 156364, 161020, 167245, 195455, 209326, 249581, 334490, 390910, 418652, 499162, 523315, 668980, 781820, 998324, 1046630, 1247905, 2093260, 2495810, 3244553, 4991620, 6489106, 12978212, 16222765, 32445530, 64891060]

約数ペア:

[(1, 64891060), (2, 32445530), (4, 16222765), (5, 12978212), (10, 6489106), (13, 4991620), (20, 3244553), (26, 2495810), (31, 2093260), (52, 1247905), (62, 1046630), (65, 998324), (83, 781820), (97, 668980), (124, 523315), (130, 499162), (155, 418652), (166, 390910), (194, 334490), (260, 249581), (310, 209326), (332, 195455), (388, 167245), (403, 161020), (415, 156364), (485, 133796), (620, 104663), (806, 80510), (830, 78182), (970, 66898), (1079, 60140), (1261, 51460), (1612, 40255), (1660, 39091), (1940, 33449), (2015, 32204), (2158, 30070), (2522, 25730), (2573, 25220), (3007, 21580), (4030, 16102), (4316, 15035), (5044, 12865), (5146, 12610), (5395, 12028), (6014, 10790), (6305, 10292), (8051, 8060)]