25578240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{6661}}^1$

素因数の和:6685

約数の個数: 72

約数和(自身を含む): 81702768

約数和(自身を除く): 56124528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 6661, 13322, 19983, 26644, 33305, 39966, 53288, 66610, 79932, 99915, 106576, 133220, 159864, 199830, 213152, 266440, 319728, 399660, 426304, 532880, 639456, 799320, 852608, 1065760, 1278912, 1598640, 1705216, 2131520, 2557824, 3197280, 4263040, 5115648, 6394560, 8526080, 12789120, 25578240]

約数ペア:

[(1, 25578240), (2, 12789120), (3, 8526080), (4, 6394560), (5, 5115648), (6, 4263040), (8, 3197280), (10, 2557824), (12, 2131520), (15, 1705216), (16, 1598640), (20, 1278912), (24, 1065760), (30, 852608), (32, 799320), (40, 639456), (48, 532880), (60, 426304), (64, 399660), (80, 319728), (96, 266440), (120, 213152), (128, 199830), (160, 159864), (192, 133220), (240, 106576), (256, 99915), (320, 79932), (384, 66610), (480, 53288), (640, 39966), (768, 33305), (960, 26644), (1280, 19983), (1920, 13322), (3840, 6661)]