2912787800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1120303}}^1$

素因数の和:1120332

約数の個数: 48

約数和(自身を含む): 7293179040

約数和(自身を除く): 4380391240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 1120303, 2240606, 4481212, 5601515, 8962424, 11203030, 14563939, 22406060, 28007575, 29127878, 44812120, 56015150, 58255756, 72819695, 112030300, 116511512, 145639390, 224060600, 291278780, 364098475, 582557560, 728196950, 1456393900, 2912787800]

約数ペア:

[(1, 2912787800), (2, 1456393900), (4, 728196950), (5, 582557560), (8, 364098475), (10, 291278780), (13, 224060600), (20, 145639390), (25, 116511512), (26, 112030300), (40, 72819695), (50, 58255756), (52, 56015150), (65, 44812120), (100, 29127878), (104, 28007575), (130, 22406060), (200, 14563939), (260, 11203030), (325, 8962424), (520, 5601515), (650, 4481212), (1300, 2240606), (2600, 1120303)]