84277540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1693}}^1$

素因数の和:1852

約数の個数: 48

約数和(自身を含む): 187830720

約数和(自身を除く): 103553180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 380, 524, 655, 1310, 1693, 2489, 2620, 3386, 4978, 6772, 8465, 9956, 12445, 16930, 24890, 32167, 33860, 49780, 64334, 128668, 160835, 221783, 321670, 443566, 643340, 887132, 1108915, 2217830, 4213877, 4435660, 8427754, 16855508, 21069385, 42138770, 84277540]

約数ペア:

[(1, 84277540), (2, 42138770), (4, 21069385), (5, 16855508), (10, 8427754), (19, 4435660), (20, 4213877), (38, 2217830), (76, 1108915), (95, 887132), (131, 643340), (190, 443566), (262, 321670), (380, 221783), (524, 160835), (655, 128668), (1310, 64334), (1693, 49780), (2489, 33860), (2620, 32167), (3386, 24890), (4978, 16930), (6772, 12445), (8465, 9956)]