245816260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{5519}}^1$

素因数の和:5676

約数の個数: 48

約数和(自身を含む): 550851840

約数和(自身を除く): 305035580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 655, 1310, 2227, 2620, 4454, 5519, 8908, 11038, 11135, 22076, 22270, 27595, 44540, 55190, 93823, 110380, 187646, 375292, 469115, 722989, 938230, 1445978, 1876460, 2891956, 3614945, 7229890, 12290813, 14459780, 24581626, 49163252, 61454065, 122908130, 245816260]

約数ペア:

[(1, 245816260), (2, 122908130), (4, 61454065), (5, 49163252), (10, 24581626), (17, 14459780), (20, 12290813), (34, 7229890), (68, 3614945), (85, 2891956), (131, 1876460), (170, 1445978), (262, 938230), (340, 722989), (524, 469115), (655, 375292), (1310, 187646), (2227, 110380), (2620, 93823), (4454, 55190), (5519, 44540), (8908, 27595), (11038, 22270), (11135, 22076)]