651499264

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1201}}^1$

素因数の和:1393

約数の個数: 72

約数和(自身を含む): 1410253712

約数和(自身を除く): 758754448

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 163, 208, 256, 326, 416, 652, 832, 1201, 1304, 1664, 2119, 2402, 2608, 3328, 4238, 4804, 5216, 8476, 9608, 10432, 15613, 16952, 19216, 20864, 31226, 33904, 38432, 41728, 62452, 67808, 76864, 124904, 135616, 153728, 195763, 249808, 271232, 307456, 391526, 499616, 542464, 783052, 999232, 1566104, 1998464, 2544919, 3132208, 3996928, 5089838, 6264416, 10179676, 12528832, 20359352, 25057664, 40718704, 50115328, 81437408, 162874816, 325749632, 651499264]

約数ペア:

[(1, 651499264), (2, 325749632), (4, 162874816), (8, 81437408), (13, 50115328), (16, 40718704), (26, 25057664), (32, 20359352), (52, 12528832), (64, 10179676), (104, 6264416), (128, 5089838), (163, 3996928), (208, 3132208), (256, 2544919), (326, 1998464), (416, 1566104), (652, 999232), (832, 783052), (1201, 542464), (1304, 499616), (1664, 391526), (2119, 307456), (2402, 271232), (2608, 249808), (3328, 195763), (4238, 153728), (4804, 135616), (5216, 124904), (8476, 76864), (9608, 67808), (10432, 62452), (15613, 41728), (16952, 38432), (19216, 33904), (20864, 31226)]