20161245650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{49787}}^1$

素因数の和:49908

約数の個数: 96

約数和(自身を含む): 46673262720

約数和(自身を除く): 26512017070

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 89, 91, 130, 175, 178, 182, 325, 350, 445, 455, 623, 650, 890, 910, 1157, 1246, 2225, 2275, 2314, 3115, 4450, 4550, 5785, 6230, 8099, 11570, 15575, 16198, 28925, 31150, 40495, 49787, 57850, 80990, 99574, 202475, 248935, 348509, 404950, 497870, 647231, 697018, 1244675, 1294462, 1742545, 2489350, 3236155, 3485090, 4431043, 4530617, 6472310, 8712725, 8862086, 9061234, 16180775, 17425450, 22155215, 22653085, 31017301, 32361550, 44310430, 45306170, 57603559, 62034602, 110776075, 113265425, 115207118, 155086505, 221552150, 226530850, 288017795, 310173010, 403224913, 576035590, 775432525, 806449826, 1440088975, 1550865050, 2016124565, 2880177950, 4032249130, 10080622825, 20161245650]

約数ペア:

[(1, 20161245650), (2, 10080622825), (5, 4032249130), (7, 2880177950), (10, 2016124565), (13, 1550865050), (14, 1440088975), (25, 806449826), (26, 775432525), (35, 576035590), (50, 403224913), (65, 310173010), (70, 288017795), (89, 226530850), (91, 221552150), (130, 155086505), (175, 115207118), (178, 113265425), (182, 110776075), (325, 62034602), (350, 57603559), (445, 45306170), (455, 44310430), (623, 32361550), (650, 31017301), (890, 22653085), (910, 22155215), (1157, 17425450), (1246, 16180775), (2225, 9061234), (2275, 8862086), (2314, 8712725), (3115, 6472310), (4450, 4530617), (4550, 4431043), (5785, 3485090), (6230, 3236155), (8099, 2489350), (11570, 1742545), (15575, 1294462), (16198, 1244675), (28925, 697018), (31150, 647231), (40495, 497870), (49787, 404950), (57850, 348509), (80990, 248935), (99574, 202475)]