411227648

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2055

約数の個数: 80

約数和(自身を含む): 913858176

約数和(自身を除く): 502630528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 512, 806, 832, 992, 1612, 1664, 1984, 1993, 3224, 3328, 3968, 3986, 6448, 6656, 7936, 7972, 12896, 15872, 15944, 25792, 25909, 31888, 51584, 51818, 61783, 63776, 103168, 103636, 123566, 127552, 206336, 207272, 247132, 255104, 414544, 494264, 510208, 803179, 829088, 988528, 1020416, 1606358, 1658176, 1977056, 3212716, 3316352, 3954112, 6425432, 6632704, 7908224, 12850864, 13265408, 15816448, 25701728, 31632896, 51403456, 102806912, 205613824, 411227648]

約数ペア:

[(1, 411227648), (2, 205613824), (4, 102806912), (8, 51403456), (13, 31632896), (16, 25701728), (26, 15816448), (31, 13265408), (32, 12850864), (52, 7908224), (62, 6632704), (64, 6425432), (104, 3954112), (124, 3316352), (128, 3212716), (208, 1977056), (248, 1658176), (256, 1606358), (403, 1020416), (416, 988528), (496, 829088), (512, 803179), (806, 510208), (832, 494264), (992, 414544), (1612, 255104), (1664, 247132), (1984, 207272), (1993, 206336), (3224, 127552), (3328, 123566), (3968, 103636), (3986, 103168), (6448, 63776), (6656, 61783), (7936, 51818), (7972, 51584), (12896, 31888), (15872, 25909), (15944, 25792)]