680100928

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2909}}^1$

素因数の和:3215

約数の個数: 56

約数和(自身を含む): 1459062360

約数和(自身を除く): 778961432

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 281, 416, 562, 832, 1124, 2248, 2909, 3653, 4496, 5818, 7306, 8992, 11636, 14612, 17984, 23272, 29224, 37817, 46544, 58448, 75634, 93088, 116896, 151268, 186176, 233792, 302536, 605072, 817429, 1210144, 1634858, 2420288, 3269716, 6539432, 10626577, 13078864, 21253154, 26157728, 42506308, 52315456, 85012616, 170025232, 340050464, 680100928]

約数ペア:

[(1, 680100928), (2, 340050464), (4, 170025232), (8, 85012616), (13, 52315456), (16, 42506308), (26, 26157728), (32, 21253154), (52, 13078864), (64, 10626577), (104, 6539432), (208, 3269716), (281, 2420288), (416, 1634858), (562, 1210144), (832, 817429), (1124, 605072), (2248, 302536), (2909, 233792), (3653, 186176), (4496, 151268), (5818, 116896), (7306, 93088), (8992, 75634), (11636, 58448), (14612, 46544), (17984, 37817), (23272, 29224)]