49575040

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1181

約数の個数: 64

約数和(自身を含む): 120294720

約数和(自身を除く): 70719680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1091, 1136, 1420, 2182, 2272, 2840, 4364, 4544, 5455, 5680, 8728, 9088, 10910, 11360, 17456, 21820, 22720, 34912, 43640, 45440, 69824, 77461, 87280, 139648, 154922, 174560, 309844, 349120, 387305, 619688, 698240, 774610, 1239376, 1549220, 2478752, 3098440, 4957504, 6196880, 9915008, 12393760, 24787520, 49575040]

約数ペア:

[(1, 49575040), (2, 24787520), (4, 12393760), (5, 9915008), (8, 6196880), (10, 4957504), (16, 3098440), (20, 2478752), (32, 1549220), (40, 1239376), (64, 774610), (71, 698240), (80, 619688), (128, 387305), (142, 349120), (160, 309844), (284, 174560), (320, 154922), (355, 139648), (568, 87280), (640, 77461), (710, 69824), (1091, 45440), (1136, 43640), (1420, 34912), (2182, 22720), (2272, 21820), (2840, 17456), (4364, 11360), (4544, 10910), (5455, 9088), (5680, 8728)]