195434240

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2503}}^1$

素因数の和:2585

約数の個数: 72

約数和(自身を含む): 475990368

約数和(自身を除く): 280556128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 976, 1220, 1280, 1952, 2440, 2503, 3904, 4880, 5006, 7808, 9760, 10012, 12515, 15616, 19520, 20024, 25030, 39040, 40048, 50060, 78080, 80096, 100120, 152683, 160192, 200240, 305366, 320384, 400480, 610732, 640768, 763415, 800960, 1221464, 1526830, 1601920, 2442928, 3053660, 3203840, 4885856, 6107320, 9771712, 12214640, 19543424, 24429280, 39086848, 48858560, 97717120, 195434240]

約数ペア:

[(1, 195434240), (2, 97717120), (4, 48858560), (5, 39086848), (8, 24429280), (10, 19543424), (16, 12214640), (20, 9771712), (32, 6107320), (40, 4885856), (61, 3203840), (64, 3053660), (80, 2442928), (122, 1601920), (128, 1526830), (160, 1221464), (244, 800960), (256, 763415), (305, 640768), (320, 610732), (488, 400480), (610, 320384), (640, 305366), (976, 200240), (1220, 160192), (1280, 152683), (1952, 100120), (2440, 80096), (2503, 78080), (3904, 50060), (4880, 40048), (5006, 39040), (7808, 25030), (9760, 20024), (10012, 19520), (12515, 15616)]