25101427720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1\times {\mathrm{19949}}^1$

素因数の和:20422

約数の個数: 64

約数和(自身を含む): 57312360000

約数和(自身を除く): 32210932280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 379, 415, 664, 758, 830, 1516, 1660, 1895, 3032, 3320, 3790, 7580, 15160, 19949, 31457, 39898, 62914, 79796, 99745, 125828, 157285, 159592, 199490, 251656, 314570, 398980, 629140, 797960, 1258280, 1655767, 3311534, 6623068, 7560671, 8278835, 13246136, 15121342, 16557670, 30242684, 33115340, 37803355, 60485368, 66230680, 75606710, 151213420, 302426840, 627535693, 1255071386, 2510142772, 3137678465, 5020285544, 6275356930, 12550713860, 25101427720]

約数ペア:

[(1, 25101427720), (2, 12550713860), (4, 6275356930), (5, 5020285544), (8, 3137678465), (10, 2510142772), (20, 1255071386), (40, 627535693), (83, 302426840), (166, 151213420), (332, 75606710), (379, 66230680), (415, 60485368), (664, 37803355), (758, 33115340), (830, 30242684), (1516, 16557670), (1660, 15121342), (1895, 13246136), (3032, 8278835), (3320, 7560671), (3790, 6623068), (7580, 3311534), (15160, 1655767), (19949, 1258280), (31457, 797960), (39898, 629140), (62914, 398980), (79796, 314570), (99745, 251656), (125828, 199490), (157285, 159592)]