25691370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 63745920

約数和(自身を除く): 38054550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 101, 122, 139, 183, 202, 278, 303, 305, 366, 417, 505, 606, 610, 695, 834, 915, 1010, 1390, 1515, 1830, 2085, 3030, 4170, 6161, 8479, 12322, 14039, 16958, 18483, 25437, 28078, 30805, 36966, 42117, 42395, 50874, 61610, 70195, 84234, 84790, 92415, 127185, 140390, 184830, 210585, 254370, 421170, 856379, 1712758, 2569137, 4281895, 5138274, 8563790, 12845685, 25691370]

約数ペア:

[(1, 25691370), (2, 12845685), (3, 8563790), (5, 5138274), (6, 4281895), (10, 2569137), (15, 1712758), (30, 856379), (61, 421170), (101, 254370), (122, 210585), (139, 184830), (183, 140390), (202, 127185), (278, 92415), (303, 84790), (305, 84234), (366, 70195), (417, 61610), (505, 50874), (606, 42395), (610, 42117), (695, 36966), (834, 30805), (915, 28078), (1010, 25437), (1390, 18483), (1515, 16958), (1830, 14039), (2085, 12322), (3030, 8479), (4170, 6161)]