69310540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{991}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 157489920

約数和(自身を除く): 88179380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 269, 538, 991, 1076, 1345, 1982, 2690, 3497, 3964, 4955, 5380, 6994, 9910, 12883, 13988, 17485, 19820, 25766, 34970, 51532, 64415, 69940, 128830, 257660, 266579, 533158, 1066316, 1332895, 2665790, 3465527, 5331580, 6931054, 13862108, 17327635, 34655270, 69310540]

約数ペア:

[(1, 69310540), (2, 34655270), (4, 17327635), (5, 13862108), (10, 6931054), (13, 5331580), (20, 3465527), (26, 2665790), (52, 1332895), (65, 1066316), (130, 533158), (260, 266579), (269, 257660), (538, 128830), (991, 69940), (1076, 64415), (1345, 51532), (1982, 34970), (2690, 25766), (3497, 19820), (3964, 17485), (4955, 13988), (5380, 12883), (6994, 9910)]