205094804525

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{5227}}^1$

素因数の和:5551

約数の個数: 72

約数和(自身を含む): 284009259744

約数和(自身を除く): 78914455219

約数列:

[1, 5, 13, 25, 37, 65, 169, 185, 251, 325, 481, 845, 925, 1255, 2405, 3263, 4225, 5227, 6253, 6275, 9287, 12025, 16315, 26135, 31265, 42419, 46435, 67951, 81575, 120731, 130675, 156325, 193399, 212095, 232175, 339755, 603655, 883363, 966995, 1060475, 1311977, 1569503, 1698775, 2514187, 3018275, 4416815, 4834975, 6559885, 7847515, 12570935, 17055701, 22084075, 32684431, 32799425, 39237575, 48543149, 62854675, 85278505, 163422155, 221724113, 242715745, 426392525, 631060937, 817110775, 1108620565, 1213578725, 3155304685, 5543102825, 8203792181, 15776523425, 41018960905, 205094804525]

約数ペア:

[(1, 205094804525), (5, 41018960905), (13, 15776523425), (25, 8203792181), (37, 5543102825), (65, 3155304685), (169, 1213578725), (185, 1108620565), (251, 817110775), (325, 631060937), (481, 426392525), (845, 242715745), (925, 221724113), (1255, 163422155), (2405, 85278505), (3263, 62854675), (4225, 48543149), (5227, 39237575), (6253, 32799425), (6275, 32684431), (9287, 22084075), (12025, 17055701), (16315, 12570935), (26135, 7847515), (31265, 6559885), (42419, 4834975), (46435, 4416815), (67951, 3018275), (81575, 2514187), (120731, 1698775), (130675, 1569503), (156325, 1311977), (193399, 1060475), (212095, 966995), (232175, 883363), (339755, 603655)]