401628175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{337}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 569164960

約数和(自身を除く): 167536785

約数列:

[1, 5, 13, 19, 25, 65, 95, 193, 247, 325, 337, 475, 965, 1235, 1685, 2509, 3667, 4381, 4825, 6175, 6403, 8425, 12545, 18335, 21905, 32015, 47671, 62725, 65041, 83239, 91675, 109525, 160075, 238355, 325205, 416195, 845533, 1191775, 1235779, 1626025, 2080975, 4227665, 6178895, 16065127, 21138325, 30894475, 80325635, 401628175]

約数ペア:

[(1, 401628175), (5, 80325635), (13, 30894475), (19, 21138325), (25, 16065127), (65, 6178895), (95, 4227665), (193, 2080975), (247, 1626025), (325, 1235779), (337, 1191775), (475, 845533), (965, 416195), (1235, 325205), (1685, 238355), (2509, 160075), (3667, 109525), (4381, 91675), (4825, 83239), (6175, 65041), (6403, 62725), (8425, 47671), (12545, 32015), (18335, 21905)]