51988640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 135717120

約数和(自身を除く): 83728480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 109, 110, 160, 176, 218, 220, 271, 352, 436, 440, 542, 545, 872, 880, 1084, 1090, 1199, 1355, 1744, 1760, 2168, 2180, 2398, 2710, 2981, 3488, 4336, 4360, 4796, 5420, 5962, 5995, 8672, 8720, 9592, 10840, 11924, 11990, 14905, 17440, 19184, 21680, 23848, 23980, 29539, 29810, 38368, 43360, 47696, 47960, 59078, 59620, 95392, 95920, 118156, 119240, 147695, 191840, 236312, 238480, 295390, 324929, 472624, 476960, 590780, 649858, 945248, 1181560, 1299716, 1624645, 2363120, 2599432, 3249290, 4726240, 5198864, 6498580, 10397728, 12997160, 25994320, 51988640]

約数ペア:

[(1, 51988640), (2, 25994320), (4, 12997160), (5, 10397728), (8, 6498580), (10, 5198864), (11, 4726240), (16, 3249290), (20, 2599432), (22, 2363120), (32, 1624645), (40, 1299716), (44, 1181560), (55, 945248), (80, 649858), (88, 590780), (109, 476960), (110, 472624), (160, 324929), (176, 295390), (218, 238480), (220, 236312), (271, 191840), (352, 147695), (436, 119240), (440, 118156), (542, 95920), (545, 95392), (872, 59620), (880, 59078), (1084, 47960), (1090, 47696), (1199, 43360), (1355, 38368), (1744, 29810), (1760, 29539), (2168, 23980), (2180, 23848), (2398, 21680), (2710, 19184), (2981, 17440), (3488, 14905), (4336, 11990), (4360, 11924), (4796, 10840), (5420, 9592), (5962, 8720), (5995, 8672)]