761462780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{907}}^1\times {\mathrm{3229}}^1$

素因数の和:4158

約数の個数: 48

約数和(自身を含む): 1724509920

約数和(自身を除く): 963047140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 907, 1814, 3229, 3628, 4535, 6458, 9070, 11791, 12916, 16145, 18140, 23582, 32290, 41977, 47164, 58955, 64580, 83954, 117910, 167908, 209885, 235820, 419770, 839540, 2928703, 5857406, 11714812, 14643515, 29287030, 38073139, 58574060, 76146278, 152292556, 190365695, 380731390, 761462780]

約数ペア:

[(1, 761462780), (2, 380731390), (4, 190365695), (5, 152292556), (10, 76146278), (13, 58574060), (20, 38073139), (26, 29287030), (52, 14643515), (65, 11714812), (130, 5857406), (260, 2928703), (907, 839540), (1814, 419770), (3229, 235820), (3628, 209885), (4535, 167908), (6458, 117910), (9070, 83954), (11791, 64580), (12916, 58955), (16145, 47164), (18140, 41977), (23582, 32290)]