64774996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 138716928

約数和(自身を除く): 73941932

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 52, 62, 124, 143, 169, 281, 286, 338, 341, 403, 562, 572, 676, 682, 806, 1124, 1364, 1612, 1859, 3091, 3653, 3718, 4433, 5239, 6182, 7306, 7436, 8711, 8866, 10478, 12364, 14612, 17422, 17732, 20956, 34844, 40183, 47489, 57629, 80366, 94978, 95821, 113243, 115258, 160732, 189956, 191642, 226486, 230516, 383284, 452972, 522379, 1044758, 1245673, 1472159, 2089516, 2491346, 2944318, 4982692, 5888636, 16193749, 32387498, 64774996]

約数ペア:

[(1, 64774996), (2, 32387498), (4, 16193749), (11, 5888636), (13, 4982692), (22, 2944318), (26, 2491346), (31, 2089516), (44, 1472159), (52, 1245673), (62, 1044758), (124, 522379), (143, 452972), (169, 383284), (281, 230516), (286, 226486), (338, 191642), (341, 189956), (403, 160732), (562, 115258), (572, 113243), (676, 95821), (682, 94978), (806, 80366), (1124, 57629), (1364, 47489), (1612, 40183), (1859, 34844), (3091, 20956), (3653, 17732), (3718, 17422), (4433, 14612), (5239, 12364), (6182, 10478), (7306, 8866), (7436, 8711)]