79784240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 195630336

約数和(自身を除く): 115846096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 131, 184, 230, 262, 331, 368, 460, 524, 655, 662, 920, 1048, 1310, 1324, 1655, 1840, 2096, 2620, 2648, 3013, 3310, 5240, 5296, 6026, 6620, 7613, 10480, 12052, 13240, 15065, 15226, 24104, 26480, 30130, 30452, 38065, 43361, 48208, 60260, 60904, 76130, 86722, 120520, 121808, 152260, 173444, 216805, 241040, 304520, 346888, 433610, 609040, 693776, 867220, 997303, 1734440, 1994606, 3468880, 3989212, 4986515, 7978424, 9973030, 15956848, 19946060, 39892120, 79784240]

約数ペア:

[(1, 79784240), (2, 39892120), (4, 19946060), (5, 15956848), (8, 9973030), (10, 7978424), (16, 4986515), (20, 3989212), (23, 3468880), (40, 1994606), (46, 1734440), (80, 997303), (92, 867220), (115, 693776), (131, 609040), (184, 433610), (230, 346888), (262, 304520), (331, 241040), (368, 216805), (460, 173444), (524, 152260), (655, 121808), (662, 120520), (920, 86722), (1048, 76130), (1310, 60904), (1324, 60260), (1655, 48208), (1840, 43361), (2096, 38065), (2620, 30452), (2648, 30130), (3013, 26480), (3310, 24104), (5240, 15226), (5296, 15065), (6026, 13240), (6620, 12052), (7613, 10480)]