203478730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7213}}^1$

素因数の和:7271

約数の個数: 64

約数和(自身を含む): 465389568

約数和(自身を除く): 261910838

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2821, 4030, 5642, 7213, 14105, 14426, 28210, 36065, 50491, 72130, 93769, 100982, 187538, 223603, 252455, 447206, 468845, 504910, 656383, 937690, 1118015, 1312766, 1565221, 2236030, 2906839, 3130442, 3281915, 5813678, 6563830, 7826105, 14534195, 15652210, 20347873, 29068390, 40695746, 101739365, 203478730]

約数ペア:

[(1, 203478730), (2, 101739365), (5, 40695746), (7, 29068390), (10, 20347873), (13, 15652210), (14, 14534195), (26, 7826105), (31, 6563830), (35, 5813678), (62, 3281915), (65, 3130442), (70, 2906839), (91, 2236030), (130, 1565221), (155, 1312766), (182, 1118015), (217, 937690), (310, 656383), (403, 504910), (434, 468845), (455, 447206), (806, 252455), (910, 223603), (1085, 187538), (2015, 100982), (2170, 93769), (2821, 72130), (4030, 50491), (5642, 36065), (7213, 28210), (14105, 14426)]