205597600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:459

約数の個数: 144

約数和(自身を含む): 552199032

約数和(自身を除く): 346601432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 53, 65, 80, 100, 104, 106, 130, 160, 200, 208, 212, 260, 265, 325, 373, 400, 416, 424, 520, 530, 650, 689, 746, 800, 848, 1040, 1060, 1300, 1325, 1378, 1492, 1696, 1865, 2080, 2120, 2600, 2650, 2756, 2984, 3445, 3730, 4240, 4849, 5200, 5300, 5512, 5968, 6890, 7460, 8480, 9325, 9698, 10400, 10600, 11024, 11936, 13780, 14920, 17225, 18650, 19396, 19769, 21200, 22048, 24245, 27560, 29840, 34450, 37300, 38792, 39538, 42400, 48490, 55120, 59680, 68900, 74600, 77584, 79076, 96980, 98845, 110240, 121225, 137800, 149200, 155168, 158152, 193960, 197690, 242450, 256997, 275600, 298400, 316304, 387920, 395380, 484900, 494225, 513994, 551200, 632608, 775840, 790760, 969800, 988450, 1027988, 1284985, 1581520, 1939600, 1976900, 2055976, 2569970, 3163040, 3879200, 3953800, 4111952, 5139940, 6424925, 7907600, 8223904, 10279880, 12849850, 15815200, 20559760, 25699700, 41119520, 51399400, 102798800, 205597600]

約数ペア:

[(1, 205597600), (2, 102798800), (4, 51399400), (5, 41119520), (8, 25699700), (10, 20559760), (13, 15815200), (16, 12849850), (20, 10279880), (25, 8223904), (26, 7907600), (32, 6424925), (40, 5139940), (50, 4111952), (52, 3953800), (53, 3879200), (65, 3163040), (80, 2569970), (100, 2055976), (104, 1976900), (106, 1939600), (130, 1581520), (160, 1284985), (200, 1027988), (208, 988450), (212, 969800), (260, 790760), (265, 775840), (325, 632608), (373, 551200), (400, 513994), (416, 494225), (424, 484900), (520, 395380), (530, 387920), (650, 316304), (689, 298400), (746, 275600), (800, 256997), (848, 242450), (1040, 197690), (1060, 193960), (1300, 158152), (1325, 155168), (1378, 149200), (1492, 137800), (1696, 121225), (1865, 110240), (2080, 98845), (2120, 96980), (2600, 79076), (2650, 77584), (2756, 74600), (2984, 68900), (3445, 59680), (3730, 55120), (4240, 48490), (4849, 42400), (5200, 39538), (5300, 38792), (5512, 37300), (5968, 34450), (6890, 29840), (7460, 27560), (8480, 24245), (9325, 22048), (9698, 21200), (10400, 19769), (10600, 19396), (11024, 18650), (11936, 17225), (13780, 14920)]