61245220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2953}}^1$

素因数の和:3040

約数の個数: 48

約数和(自身を含む): 138459888

約数和(自身を除く): 77214668

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 2074, 2953, 4148, 5185, 5906, 10370, 11812, 14765, 20740, 29530, 50201, 59060, 100402, 180133, 200804, 251005, 360266, 502010, 720532, 900665, 1004020, 1801330, 3062261, 3602660, 6124522, 12249044, 15311305, 30622610, 61245220]

約数ペア:

[(1, 61245220), (2, 30622610), (4, 15311305), (5, 12249044), (10, 6124522), (17, 3602660), (20, 3062261), (34, 1801330), (61, 1004020), (68, 900665), (85, 720532), (122, 502010), (170, 360266), (244, 251005), (305, 200804), (340, 180133), (610, 100402), (1037, 59060), (1220, 50201), (2074, 29530), (2953, 20740), (4148, 14765), (5185, 11812), (5906, 10370)]