627919616

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{919}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 1337021280

約数和(自身を除く): 709101664

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 157, 256, 272, 314, 544, 628, 919, 1088, 1256, 1838, 2176, 2512, 2669, 3676, 4352, 5024, 5338, 7352, 10048, 10676, 14704, 15623, 20096, 21352, 29408, 31246, 40192, 42704, 58816, 62492, 85408, 117632, 124984, 144283, 170816, 235264, 249968, 288566, 341632, 499936, 577132, 683264, 999872, 1154264, 1999744, 2308528, 2452811, 3999488, 4617056, 4905622, 9234112, 9811244, 18468224, 19622488, 36936448, 39244976, 78489952, 156979904, 313959808, 627919616]

約数ペア:

[(1, 627919616), (2, 313959808), (4, 156979904), (8, 78489952), (16, 39244976), (17, 36936448), (32, 19622488), (34, 18468224), (64, 9811244), (68, 9234112), (128, 4905622), (136, 4617056), (157, 3999488), (256, 2452811), (272, 2308528), (314, 1999744), (544, 1154264), (628, 999872), (919, 683264), (1088, 577132), (1256, 499936), (1838, 341632), (2176, 288566), (2512, 249968), (2669, 235264), (3676, 170816), (4352, 144283), (5024, 124984), (5338, 117632), (7352, 85408), (10048, 62492), (10676, 58816), (14704, 42704), (15623, 40192), (20096, 31246), (21352, 29408)]