391566500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{563}}^1$

素因数の和:702

約数の個数: 96

約数和(自身を含む): 931222656

約数和(自身を除く): 539656156

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 107, 125, 130, 214, 250, 260, 325, 428, 500, 535, 563, 650, 1070, 1126, 1300, 1391, 1625, 2140, 2252, 2675, 2782, 2815, 3250, 5350, 5564, 5630, 6500, 6955, 7319, 10700, 11260, 13375, 13910, 14075, 14638, 26750, 27820, 28150, 29276, 34775, 36595, 53500, 56300, 60241, 69550, 70375, 73190, 120482, 139100, 140750, 146380, 173875, 182975, 240964, 281500, 301205, 347750, 365950, 602410, 695500, 731900, 783133, 914875, 1204820, 1506025, 1566266, 1829750, 3012050, 3132532, 3659500, 3915665, 6024100, 7530125, 7831330, 15060250, 15662660, 19578325, 30120500, 39156650, 78313300, 97891625, 195783250, 391566500]

約数ペア:

[(1, 391566500), (2, 195783250), (4, 97891625), (5, 78313300), (10, 39156650), (13, 30120500), (20, 19578325), (25, 15662660), (26, 15060250), (50, 7831330), (52, 7530125), (65, 6024100), (100, 3915665), (107, 3659500), (125, 3132532), (130, 3012050), (214, 1829750), (250, 1566266), (260, 1506025), (325, 1204820), (428, 914875), (500, 783133), (535, 731900), (563, 695500), (650, 602410), (1070, 365950), (1126, 347750), (1300, 301205), (1391, 281500), (1625, 240964), (2140, 182975), (2252, 173875), (2675, 146380), (2782, 140750), (2815, 139100), (3250, 120482), (5350, 73190), (5564, 70375), (5630, 69550), (6500, 60241), (6955, 56300), (7319, 53500), (10700, 36595), (11260, 34775), (13375, 29276), (13910, 28150), (14075, 27820), (14638, 26750)]