208357610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:551

約数の個数: 64

約数和(自身を含む): 421303680

約数和(自身を除く): 212946070

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 251, 257, 323, 502, 514, 646, 1255, 1285, 1615, 2510, 2570, 3230, 4267, 4369, 4769, 4883, 8534, 8738, 9538, 9766, 21335, 21845, 23845, 24415, 42670, 43690, 47690, 48830, 64507, 81073, 83011, 129014, 162146, 166022, 322535, 405365, 415055, 645070, 810730, 830110, 1096619, 1225633, 2193238, 2451266, 5483095, 6128165, 10966190, 12256330, 20835761, 41671522, 104178805, 208357610]

約数ペア:

[(1, 208357610), (2, 104178805), (5, 41671522), (10, 20835761), (17, 12256330), (19, 10966190), (34, 6128165), (38, 5483095), (85, 2451266), (95, 2193238), (170, 1225633), (190, 1096619), (251, 830110), (257, 810730), (323, 645070), (502, 415055), (514, 405365), (646, 322535), (1255, 166022), (1285, 162146), (1615, 129014), (2510, 83011), (2570, 81073), (3230, 64507), (4267, 48830), (4369, 47690), (4769, 43690), (4883, 42670), (8534, 24415), (8738, 23845), (9538, 21845), (9766, 21335)]