25922780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{557}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 59058720

約数和(自身を除く): 33135940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 557, 716, 895, 1114, 1790, 2228, 2327, 2785, 3580, 4654, 5570, 7241, 9308, 11140, 11635, 14482, 23270, 28964, 36205, 46540, 72410, 99703, 144820, 199406, 398812, 498515, 997030, 1296139, 1994060, 2592278, 5184556, 6480695, 12961390, 25922780]

約数ペア:

[(1, 25922780), (2, 12961390), (4, 6480695), (5, 5184556), (10, 2592278), (13, 1994060), (20, 1296139), (26, 997030), (52, 498515), (65, 398812), (130, 199406), (179, 144820), (260, 99703), (358, 72410), (557, 46540), (716, 36205), (895, 28964), (1114, 23270), (1790, 14482), (2228, 11635), (2327, 11140), (2785, 9308), (3580, 7241), (4654, 5570)]