208981592080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1257713}}^1$

素因数の和:1257824

約数の個数: 80

約数和(自身を含む): 509042133504

約数和(自身を除く): 300060541424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 124, 134, 155, 248, 268, 310, 335, 496, 536, 620, 670, 1072, 1240, 1340, 2077, 2480, 2680, 4154, 5360, 8308, 10385, 16616, 20770, 33232, 41540, 83080, 166160, 1257713, 2515426, 5030852, 6288565, 10061704, 12577130, 20123408, 25154260, 38989103, 50308520, 77978206, 84266771, 100617040, 155956412, 168533542, 194945515, 311912824, 337067084, 389891030, 421333855, 623825648, 674134168, 779782060, 842667710, 1348268336, 1559564120, 1685335420, 2612269901, 3119128240, 3370670840, 5224539802, 6741341680, 10449079604, 13061349505, 20898159208, 26122699010, 41796318416, 52245398020, 104490796040, 208981592080]

約数ペア:

[(1, 208981592080), (2, 104490796040), (4, 52245398020), (5, 41796318416), (8, 26122699010), (10, 20898159208), (16, 13061349505), (20, 10449079604), (31, 6741341680), (40, 5224539802), (62, 3370670840), (67, 3119128240), (80, 2612269901), (124, 1685335420), (134, 1559564120), (155, 1348268336), (248, 842667710), (268, 779782060), (310, 674134168), (335, 623825648), (496, 421333855), (536, 389891030), (620, 337067084), (670, 311912824), (1072, 194945515), (1240, 168533542), (1340, 155956412), (2077, 100617040), (2480, 84266771), (2680, 77978206), (4154, 50308520), (5360, 38989103), (8308, 25154260), (10385, 20123408), (16616, 12577130), (20770, 10061704), (33232, 6288565), (41540, 5030852), (83080, 2515426), (166160, 1257713)]