155871872

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{331}}^1$

素因数の和:641

約数の個数: 64

約数和(自身を含む): 336608160

約数和(自身を除く): 180736288

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 283, 331, 416, 566, 662, 832, 1132, 1324, 1664, 2264, 2648, 3679, 4303, 4528, 5296, 7358, 8606, 9056, 10592, 14716, 17212, 18112, 21184, 29432, 34424, 36224, 42368, 58864, 68848, 93673, 117728, 137696, 187346, 235456, 275392, 374692, 470912, 550784, 749384, 1217749, 1498768, 2435498, 2997536, 4870996, 5995072, 9741992, 11990144, 19483984, 38967968, 77935936, 155871872]

約数ペア:

[(1, 155871872), (2, 77935936), (4, 38967968), (8, 19483984), (13, 11990144), (16, 9741992), (26, 5995072), (32, 4870996), (52, 2997536), (64, 2435498), (104, 1498768), (128, 1217749), (208, 749384), (283, 550784), (331, 470912), (416, 374692), (566, 275392), (662, 235456), (832, 187346), (1132, 137696), (1324, 117728), (1664, 93673), (2264, 68848), (2648, 58864), (3679, 42368), (4303, 36224), (4528, 34424), (5296, 29432), (7358, 21184), (8606, 18112), (9056, 17212), (10592, 14716)]