25064520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16067}}^1$

素因数の和:16094

約数の個数: 64

約数和(自身を含む): 80982720

約数和(自身を除く): 55918200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 16067, 32134, 48201, 64268, 80335, 96402, 128536, 160670, 192804, 208871, 241005, 321340, 385608, 417742, 482010, 626613, 642680, 835484, 964020, 1044355, 1253226, 1670968, 1928040, 2088710, 2506452, 3133065, 4177420, 5012904, 6266130, 8354840, 12532260, 25064520]

約数ペア:

[(1, 25064520), (2, 12532260), (3, 8354840), (4, 6266130), (5, 5012904), (6, 4177420), (8, 3133065), (10, 2506452), (12, 2088710), (13, 1928040), (15, 1670968), (20, 1253226), (24, 1044355), (26, 964020), (30, 835484), (39, 642680), (40, 626613), (52, 482010), (60, 417742), (65, 385608), (78, 321340), (104, 241005), (120, 208871), (130, 192804), (156, 160670), (195, 128536), (260, 96402), (312, 80335), (390, 64268), (520, 48201), (780, 32134), (1560, 16067)]