25698560

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1181}}^1$

素因数の和:1219

約数の個数: 72

約数和(自身を含む): 65232216

約数和(自身を除く): 39533656

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1181, 1280, 1360, 2176, 2362, 2720, 4352, 4724, 5440, 5905, 9448, 10880, 11810, 18896, 20077, 21760, 23620, 37792, 40154, 47240, 75584, 80308, 94480, 100385, 151168, 160616, 188960, 200770, 302336, 321232, 377920, 401540, 642464, 755840, 803080, 1284928, 1511680, 1606160, 2569856, 3212320, 5139712, 6424640, 12849280, 25698560]

約数ペア:

[(1, 25698560), (2, 12849280), (4, 6424640), (5, 5139712), (8, 3212320), (10, 2569856), (16, 1606160), (17, 1511680), (20, 1284928), (32, 803080), (34, 755840), (40, 642464), (64, 401540), (68, 377920), (80, 321232), (85, 302336), (128, 200770), (136, 188960), (160, 160616), (170, 151168), (256, 100385), (272, 94480), (320, 80308), (340, 75584), (544, 47240), (640, 40154), (680, 37792), (1088, 23620), (1181, 21760), (1280, 20077), (1360, 18896), (2176, 11810), (2362, 10880), (2720, 9448), (4352, 5905), (4724, 5440)]