20235714850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{179953}}^1$

素因数の和:180151

約数の個数: 48

約数和(自身を含む): 40768218792

約数和(自身を除く): 20532503942

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 173, 325, 346, 650, 865, 1730, 2249, 4325, 4498, 8650, 11245, 22490, 56225, 112450, 179953, 359906, 899765, 1799530, 2339389, 4498825, 4678778, 8997650, 11696945, 23393890, 31131869, 58484725, 62263738, 116969450, 155659345, 311318690, 404714297, 778296725, 809428594, 1556593450, 2023571485, 4047142970, 10117857425, 20235714850]

約数ペア:

[(1, 20235714850), (2, 10117857425), (5, 4047142970), (10, 2023571485), (13, 1556593450), (25, 809428594), (26, 778296725), (50, 404714297), (65, 311318690), (130, 155659345), (173, 116969450), (325, 62263738), (346, 58484725), (650, 31131869), (865, 23393890), (1730, 11696945), (2249, 8997650), (4325, 4678778), (4498, 4498825), (8650, 2339389), (11245, 1799530), (22490, 899765), (56225, 359906), (112450, 179953)]