149480260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{433}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 323073072

約数和(自身を除く): 173592812

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 421, 433, 820, 842, 866, 1684, 1732, 2105, 2165, 4210, 4330, 8420, 8660, 17261, 17753, 34522, 35506, 69044, 71012, 86305, 88765, 172610, 177530, 182293, 345220, 355060, 364586, 729172, 911465, 1822930, 3645860, 7474013, 14948026, 29896052, 37370065, 74740130, 149480260]

約数ペア:

[(1, 149480260), (2, 74740130), (4, 37370065), (5, 29896052), (10, 14948026), (20, 7474013), (41, 3645860), (82, 1822930), (164, 911465), (205, 729172), (410, 364586), (421, 355060), (433, 345220), (820, 182293), (842, 177530), (866, 172610), (1684, 88765), (1732, 86305), (2105, 71012), (2165, 69044), (4210, 35506), (4330, 34522), (8420, 17753), (8660, 17261)]