161733520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3793}}^1$

素因数の和:3860

約数の個数: 80

約数和(自身を含む): 414942192

約数和(自身を除く): 253208672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1640, 2132, 2665, 3280, 3793, 4264, 5330, 7586, 8528, 10660, 15172, 18965, 21320, 30344, 37930, 42640, 49309, 60688, 75860, 98618, 151720, 155513, 197236, 246545, 303440, 311026, 394472, 493090, 622052, 777565, 788944, 986180, 1244104, 1555130, 1972360, 2021669, 2488208, 3110260, 3944720, 4043338, 6220520, 8086676, 10108345, 12441040, 16173352, 20216690, 32346704, 40433380, 80866760, 161733520]

約数ペア:

[(1, 161733520), (2, 80866760), (4, 40433380), (5, 32346704), (8, 20216690), (10, 16173352), (13, 12441040), (16, 10108345), (20, 8086676), (26, 6220520), (40, 4043338), (41, 3944720), (52, 3110260), (65, 2488208), (80, 2021669), (82, 1972360), (104, 1555130), (130, 1244104), (164, 986180), (205, 788944), (208, 777565), (260, 622052), (328, 493090), (410, 394472), (520, 311026), (533, 303440), (656, 246545), (820, 197236), (1040, 155513), (1066, 151720), (1640, 98618), (2132, 75860), (2665, 60688), (3280, 49309), (3793, 42640), (4264, 37930), (5330, 30344), (7586, 21320), (8528, 18965), (10660, 15172)]