25497316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 51226560

約数和(自身を除く): 25729244

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 131, 197, 247, 262, 394, 494, 524, 788, 988, 1703, 2489, 2561, 3406, 3743, 4978, 5122, 6812, 7486, 9956, 10244, 14972, 25807, 32357, 48659, 51614, 64714, 97318, 103228, 129428, 194636, 335491, 490333, 670982, 980666, 1341964, 1961332, 6374329, 12748658, 25497316]

約数ペア:

[(1, 25497316), (2, 12748658), (4, 6374329), (13, 1961332), (19, 1341964), (26, 980666), (38, 670982), (52, 490333), (76, 335491), (131, 194636), (197, 129428), (247, 103228), (262, 97318), (394, 64714), (494, 51614), (524, 48659), (788, 32357), (988, 25807), (1703, 14972), (2489, 10244), (2561, 9956), (3406, 7486), (3743, 6812), (4978, 5122)]