128217632

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:913

約数の個数: 48

約数和(自身を含む): 259781760

約数和(自身を除く): 131564128

約数列:

[1, 2, 4, 8, 16, 32, 67, 79, 134, 158, 268, 316, 536, 632, 757, 1072, 1264, 1514, 2144, 2528, 3028, 5293, 6056, 10586, 12112, 21172, 24224, 42344, 50719, 59803, 84688, 101438, 119606, 169376, 202876, 239212, 405752, 478424, 811504, 956848, 1623008, 1913696, 4006801, 8013602, 16027204, 32054408, 64108816, 128217632]

約数ペア:

[(1, 128217632), (2, 64108816), (4, 32054408), (8, 16027204), (16, 8013602), (32, 4006801), (67, 1913696), (79, 1623008), (134, 956848), (158, 811504), (268, 478424), (316, 405752), (536, 239212), (632, 202876), (757, 169376), (1072, 119606), (1264, 101438), (1514, 84688), (2144, 59803), (2528, 50719), (3028, 42344), (5293, 24224), (6056, 21172), (10586, 12112)]