397260032

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1511}}^1$

素因数の和:1619

約数の個数: 72

約数和(自身を含む): 865347840

約数和(自身を除く): 468087808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 128, 158, 208, 256, 316, 416, 632, 832, 1027, 1264, 1511, 1664, 2054, 2528, 3022, 3328, 4108, 5056, 6044, 8216, 10112, 12088, 16432, 19643, 20224, 24176, 32864, 39286, 48352, 65728, 78572, 96704, 119369, 131456, 157144, 193408, 238738, 262912, 314288, 386816, 477476, 628576, 954952, 1257152, 1551797, 1909904, 2514304, 3103594, 3819808, 5028608, 6207188, 7639616, 12414376, 15279232, 24828752, 30558464, 49657504, 99315008, 198630016, 397260032]

約数ペア:

[(1, 397260032), (2, 198630016), (4, 99315008), (8, 49657504), (13, 30558464), (16, 24828752), (26, 15279232), (32, 12414376), (52, 7639616), (64, 6207188), (79, 5028608), (104, 3819808), (128, 3103594), (158, 2514304), (208, 1909904), (256, 1551797), (316, 1257152), (416, 954952), (632, 628576), (832, 477476), (1027, 386816), (1264, 314288), (1511, 262912), (1664, 238738), (2054, 193408), (2528, 157144), (3022, 131456), (3328, 119369), (4108, 96704), (5056, 78572), (6044, 65728), (8216, 48352), (10112, 39286), (12088, 32864), (16432, 24176), (19643, 20224)]