61744540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21589}}^1$

素因数の和:21622

約数の個数: 48

約数和(自身を含む): 152339040

約数和(自身を除く): 90594500

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 21589, 43178, 86356, 107945, 215890, 237479, 280657, 431780, 474958, 561314, 949916, 1122628, 1187395, 1403285, 2374790, 2806570, 3087227, 4749580, 5613140, 6174454, 12348908, 15436135, 30872270, 61744540]

約数ペア:

[(1, 61744540), (2, 30872270), (4, 15436135), (5, 12348908), (10, 6174454), (11, 5613140), (13, 4749580), (20, 3087227), (22, 2806570), (26, 2374790), (44, 1403285), (52, 1187395), (55, 1122628), (65, 949916), (110, 561314), (130, 474958), (143, 431780), (220, 280657), (260, 237479), (286, 215890), (572, 107945), (715, 86356), (1430, 43178), (2860, 21589)]