84217575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5081}}^1$

素因数の和:5124

約数の個数: 48

約数和(自身を含む): 158802336

約数和(自身を除く): 74584761

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 3315, 5081, 5525, 15243, 16575, 25405, 66053, 76215, 86377, 127025, 198159, 259131, 330265, 381075, 431885, 990795, 1122901, 1295655, 1651325, 2159425, 3368703, 4953975, 5614505, 6478275, 16843515, 28072525, 84217575]

約数ペア:

[(1, 84217575), (3, 28072525), (5, 16843515), (13, 6478275), (15, 5614505), (17, 4953975), (25, 3368703), (39, 2159425), (51, 1651325), (65, 1295655), (75, 1122901), (85, 990795), (195, 431885), (221, 381075), (255, 330265), (325, 259131), (425, 198159), (663, 127025), (975, 86377), (1105, 76215), (1275, 66053), (3315, 25405), (5081, 16575), (5525, 15243)]