81629190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5011}}^1$

素因数の和:5205

約数の個数: 48

約数和(自身を含む): 213451056

約数和(自身を除く): 131821866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 181, 362, 543, 905, 1086, 1629, 1810, 2715, 3258, 5011, 5430, 8145, 10022, 15033, 16290, 25055, 30066, 45099, 50110, 75165, 90198, 150330, 225495, 450990, 906991, 1813982, 2720973, 4534955, 5441946, 8162919, 9069910, 13604865, 16325838, 27209730, 40814595, 81629190]

約数ペア:

[(1, 81629190), (2, 40814595), (3, 27209730), (5, 16325838), (6, 13604865), (9, 9069910), (10, 8162919), (15, 5441946), (18, 4534955), (30, 2720973), (45, 1813982), (90, 906991), (181, 450990), (362, 225495), (543, 150330), (905, 90198), (1086, 75165), (1629, 50110), (1810, 45099), (2715, 30066), (3258, 25055), (5011, 16290), (5430, 15033), (8145, 10022)]