51009664

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 106243200

約数和(自身を除く): 55233536

約数列:

[1, 2, 4, 8, 16, 32, 47, 61, 64, 94, 122, 128, 139, 188, 244, 278, 376, 488, 556, 752, 976, 1112, 1504, 1952, 2224, 2867, 3008, 3904, 4448, 5734, 6016, 6533, 7808, 8479, 8896, 11468, 13066, 16958, 17792, 22936, 26132, 33916, 45872, 52264, 67832, 91744, 104528, 135664, 183488, 209056, 271328, 366976, 398513, 418112, 542656, 797026, 836224, 1085312, 1594052, 3188104, 6376208, 12752416, 25504832, 51009664]

約数ペア:

[(1, 51009664), (2, 25504832), (4, 12752416), (8, 6376208), (16, 3188104), (32, 1594052), (47, 1085312), (61, 836224), (64, 797026), (94, 542656), (122, 418112), (128, 398513), (139, 366976), (188, 271328), (244, 209056), (278, 183488), (376, 135664), (488, 104528), (556, 91744), (752, 67832), (976, 52264), (1112, 45872), (1504, 33916), (1952, 26132), (2224, 22936), (2867, 17792), (3008, 16958), (3904, 13066), (4448, 11468), (5734, 8896), (6016, 8479), (6533, 7808)]