156645728

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8311}}^1$

素因数の和:8371

約数の個数: 48

約数和(自身を含む): 335139840

約数和(自身を除く): 178494112

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 2356, 4712, 8311, 9424, 16622, 18848, 33244, 66488, 132976, 157909, 257641, 265952, 315818, 515282, 631636, 1030564, 1263272, 2061128, 2526544, 4122256, 4895179, 5053088, 8244512, 9790358, 19580716, 39161432, 78322864, 156645728]

約数ペア:

[(1, 156645728), (2, 78322864), (4, 39161432), (8, 19580716), (16, 9790358), (19, 8244512), (31, 5053088), (32, 4895179), (38, 4122256), (62, 2526544), (76, 2061128), (124, 1263272), (152, 1030564), (248, 631636), (304, 515282), (496, 315818), (589, 265952), (608, 257641), (992, 157909), (1178, 132976), (2356, 66488), (4712, 33244), (8311, 18848), (9424, 16622)]