129908300

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 290981376

約数和(自身を除く): 161073076

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 127, 193, 212, 254, 265, 386, 508, 530, 635, 772, 965, 1060, 1270, 1325, 1930, 2540, 2650, 3175, 3860, 4825, 5300, 6350, 6731, 9650, 10229, 12700, 13462, 19300, 20458, 24511, 26924, 33655, 40916, 49022, 51145, 67310, 98044, 102290, 122555, 134620, 168275, 204580, 245110, 255725, 336550, 490220, 511450, 612775, 673100, 1022900, 1225550, 1299083, 2451100, 2598166, 5196332, 6495415, 12990830, 25981660, 32477075, 64954150, 129908300]

約数ペア:

[(1, 129908300), (2, 64954150), (4, 32477075), (5, 25981660), (10, 12990830), (20, 6495415), (25, 5196332), (50, 2598166), (53, 2451100), (100, 1299083), (106, 1225550), (127, 1022900), (193, 673100), (212, 612775), (254, 511450), (265, 490220), (386, 336550), (508, 255725), (530, 245110), (635, 204580), (772, 168275), (965, 134620), (1060, 122555), (1270, 102290), (1325, 98044), (1930, 67310), (2540, 51145), (2650, 49022), (3175, 40916), (3860, 33655), (4825, 26924), (5300, 24511), (6350, 20458), (6731, 19300), (9650, 13462), (10229, 12700)]