77721248

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11621}}^1$

素因数の和:11661

約数の個数: 48

約数和(自身を含む): 175724640

約数和(自身を除く): 98003392

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 3344, 6688, 11621, 23242, 46484, 92968, 127831, 185936, 220799, 255662, 371872, 441598, 511324, 883196, 1022648, 1766392, 2045296, 2428789, 3532784, 4090592, 4857578, 7065568, 9715156, 19430312, 38860624, 77721248]

約数ペア:

[(1, 77721248), (2, 38860624), (4, 19430312), (8, 9715156), (11, 7065568), (16, 4857578), (19, 4090592), (22, 3532784), (32, 2428789), (38, 2045296), (44, 1766392), (76, 1022648), (88, 883196), (152, 511324), (176, 441598), (209, 371872), (304, 255662), (352, 220799), (418, 185936), (608, 127831), (836, 92968), (1672, 46484), (3344, 23242), (6688, 11621)]