25147280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 62138880

約数和(自身を除く): 36991600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 79, 80, 92, 115, 158, 173, 184, 230, 316, 346, 368, 395, 460, 632, 692, 790, 865, 920, 1264, 1384, 1580, 1730, 1817, 1840, 2768, 3160, 3460, 3634, 3979, 6320, 6920, 7268, 7958, 9085, 13667, 13840, 14536, 15916, 18170, 19895, 27334, 29072, 31832, 36340, 39790, 54668, 63664, 68335, 72680, 79580, 109336, 136670, 145360, 159160, 218672, 273340, 314341, 318320, 546680, 628682, 1093360, 1257364, 1571705, 2514728, 3143410, 5029456, 6286820, 12573640, 25147280]

約数ペア:

[(1, 25147280), (2, 12573640), (4, 6286820), (5, 5029456), (8, 3143410), (10, 2514728), (16, 1571705), (20, 1257364), (23, 1093360), (40, 628682), (46, 546680), (79, 318320), (80, 314341), (92, 273340), (115, 218672), (158, 159160), (173, 145360), (184, 136670), (230, 109336), (316, 79580), (346, 72680), (368, 68335), (395, 63664), (460, 54668), (632, 39790), (692, 36340), (790, 31832), (865, 29072), (920, 27334), (1264, 19895), (1384, 18170), (1580, 15916), (1730, 14536), (1817, 13840), (1840, 13667), (2768, 9085), (3160, 7958), (3460, 7268), (3634, 6920), (3979, 6320)]