51354620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1153}}^1$

素因数の和:1310

約数の個数: 48

約数和(自身を含む): 115159968

約数和(自身を除く): 63805348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 655, 1153, 1310, 2227, 2306, 2620, 4454, 4612, 5765, 8908, 11135, 11530, 19601, 22270, 23060, 39202, 44540, 78404, 98005, 151043, 196010, 302086, 392020, 604172, 755215, 1510430, 2567731, 3020860, 5135462, 10270924, 12838655, 25677310, 51354620]

約数ペア:

[(1, 51354620), (2, 25677310), (4, 12838655), (5, 10270924), (10, 5135462), (17, 3020860), (20, 2567731), (34, 1510430), (68, 755215), (85, 604172), (131, 392020), (170, 302086), (262, 196010), (340, 151043), (524, 98005), (655, 78404), (1153, 44540), (1310, 39202), (2227, 23060), (2306, 22270), (2620, 19601), (4454, 11530), (4612, 11135), (5765, 8908)]