72920192

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 151745400

約数和(自身を除く): 78825208

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 89, 128, 148, 173, 178, 296, 346, 356, 592, 692, 712, 1184, 1384, 1424, 2368, 2768, 2848, 3293, 4736, 5536, 5696, 6401, 6586, 11072, 11392, 12802, 13172, 15397, 22144, 25604, 26344, 30794, 51208, 52688, 61588, 102416, 105376, 123176, 204832, 210752, 246352, 409664, 421504, 492704, 569689, 819328, 985408, 1139378, 1970816, 2278756, 4557512, 9115024, 18230048, 36460096, 72920192]

約数ペア:

[(1, 72920192), (2, 36460096), (4, 18230048), (8, 9115024), (16, 4557512), (32, 2278756), (37, 1970816), (64, 1139378), (74, 985408), (89, 819328), (128, 569689), (148, 492704), (173, 421504), (178, 409664), (296, 246352), (346, 210752), (356, 204832), (592, 123176), (692, 105376), (712, 102416), (1184, 61588), (1384, 52688), (1424, 51208), (2368, 30794), (2768, 26344), (2848, 25604), (3293, 22144), (4736, 15397), (5536, 13172), (5696, 12802), (6401, 11392), (6586, 11072)]