283963100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{659}}^1$

素因数の和:843

約数の個数: 72

約数和(自身を含む): 641625600

約数和(自身を除く): 357662500

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 139, 155, 278, 310, 556, 620, 659, 695, 775, 1318, 1390, 1550, 2636, 2780, 3100, 3295, 3475, 4309, 6590, 6950, 8618, 13180, 13900, 16475, 17236, 20429, 21545, 32950, 40858, 43090, 65900, 81716, 86180, 91601, 102145, 107725, 183202, 204290, 215450, 366404, 408580, 430900, 458005, 510725, 916010, 1021450, 1832020, 2042900, 2290025, 2839631, 4580050, 5679262, 9160100, 11358524, 14198155, 28396310, 56792620, 70990775, 141981550, 283963100]

約数ペア:

[(1, 283963100), (2, 141981550), (4, 70990775), (5, 56792620), (10, 28396310), (20, 14198155), (25, 11358524), (31, 9160100), (50, 5679262), (62, 4580050), (100, 2839631), (124, 2290025), (139, 2042900), (155, 1832020), (278, 1021450), (310, 916010), (556, 510725), (620, 458005), (659, 430900), (695, 408580), (775, 366404), (1318, 215450), (1390, 204290), (1550, 183202), (2636, 107725), (2780, 102145), (3100, 91601), (3295, 86180), (3475, 81716), (4309, 65900), (6590, 43090), (6950, 40858), (8618, 32950), (13180, 21545), (13900, 20429), (16475, 17236)]