1640628045

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{12611}}^1$

素因数の和:12695

約数の個数: 72

約数和(自身を含む): 3364377120

約数和(自身を除く): 1723749075

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 59, 63, 105, 147, 177, 245, 295, 315, 413, 441, 531, 735, 885, 1239, 2065, 2205, 2655, 2891, 3717, 6195, 8673, 12611, 14455, 18585, 26019, 37833, 43365, 63055, 88277, 113499, 130095, 189165, 264831, 441385, 567495, 617939, 744049, 794493, 1324155, 1853817, 2232147, 3089695, 3720245, 3972465, 5208343, 5561451, 6696441, 9269085, 11160735, 15625029, 26041715, 27807255, 33482205, 36458401, 46875087, 78125145, 109375203, 182292005, 234375435, 328125609, 546876015, 1640628045]

約数ペア:

[(1, 1640628045), (3, 546876015), (5, 328125609), (7, 234375435), (9, 182292005), (15, 109375203), (21, 78125145), (35, 46875087), (45, 36458401), (49, 33482205), (59, 27807255), (63, 26041715), (105, 15625029), (147, 11160735), (177, 9269085), (245, 6696441), (295, 5561451), (315, 5208343), (413, 3972465), (441, 3720245), (531, 3089695), (735, 2232147), (885, 1853817), (1239, 1324155), (2065, 794493), (2205, 744049), (2655, 617939), (2891, 567495), (3717, 441385), (6195, 264831), (8673, 189165), (12611, 130095), (14455, 113499), (18585, 88277), (26019, 63055), (37833, 43365)]