129828928

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{991}}^1$

素因数の和:1115

約数の個数: 56

約数和(自身を含む): 272125440

約数和(自身を除く): 142296512

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 89, 92, 178, 184, 356, 368, 712, 736, 991, 1424, 1472, 1982, 2047, 2848, 3964, 4094, 5696, 7928, 8188, 15856, 16376, 22793, 31712, 32752, 45586, 63424, 65504, 88199, 91172, 131008, 176398, 182344, 352796, 364688, 705592, 729376, 1411184, 1458752, 2028577, 2822368, 4057154, 5644736, 8114308, 16228616, 32457232, 64914464, 129828928]

約数ペア:

[(1, 129828928), (2, 64914464), (4, 32457232), (8, 16228616), (16, 8114308), (23, 5644736), (32, 4057154), (46, 2822368), (64, 2028577), (89, 1458752), (92, 1411184), (178, 729376), (184, 705592), (356, 364688), (368, 352796), (712, 182344), (736, 176398), (991, 131008), (1424, 91172), (1472, 88199), (1982, 65504), (2047, 63424), (2848, 45586), (3964, 32752), (4094, 31712), (5696, 22793), (7928, 16376), (8188, 15856)]