155567680

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28597}}^1$

素因数の和:28631

約数の個数: 56

約数和(自身を含む): 392250168

約数和(自身を除く): 236682488

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 28597, 57194, 114388, 142985, 228776, 285970, 457552, 486149, 571940, 915104, 972298, 1143880, 1830208, 1944596, 2287760, 2430745, 3889192, 4575520, 4861490, 7778384, 9151040, 9722980, 15556768, 19445960, 31113536, 38891920, 77783840, 155567680]

約数ペア:

[(1, 155567680), (2, 77783840), (4, 38891920), (5, 31113536), (8, 19445960), (10, 15556768), (16, 9722980), (17, 9151040), (20, 7778384), (32, 4861490), (34, 4575520), (40, 3889192), (64, 2430745), (68, 2287760), (80, 1944596), (85, 1830208), (136, 1143880), (160, 972298), (170, 915104), (272, 571940), (320, 486149), (340, 457552), (544, 285970), (680, 228776), (1088, 142985), (1360, 114388), (2720, 57194), (5440, 28597)]