207813809480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10477}}^1\times {\mathrm{26099}}^1$

素因数の和:36606

約数の個数: 64

約数和(自身を含む): 492256440000

約数和(自身を除く): 284442630520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 10477, 20954, 26099, 41908, 52198, 52385, 83816, 104396, 104770, 130495, 199063, 208792, 209540, 260990, 398126, 419080, 495881, 521980, 796252, 991762, 995315, 1043960, 1592504, 1983524, 1990630, 2479405, 3967048, 3981260, 4958810, 7962520, 9917620, 19835240, 273439223, 546878446, 1093756892, 1367196115, 2187513784, 2734392230, 5195345237, 5468784460, 10390690474, 10937568920, 20781380948, 25976726185, 41562761896, 51953452370, 103906904740, 207813809480]

約数ペア:

[(1, 207813809480), (2, 103906904740), (4, 51953452370), (5, 41562761896), (8, 25976726185), (10, 20781380948), (19, 10937568920), (20, 10390690474), (38, 5468784460), (40, 5195345237), (76, 2734392230), (95, 2187513784), (152, 1367196115), (190, 1093756892), (380, 546878446), (760, 273439223), (10477, 19835240), (20954, 9917620), (26099, 7962520), (41908, 4958810), (52198, 3981260), (52385, 3967048), (83816, 2479405), (104396, 1990630), (104770, 1983524), (130495, 1592504), (199063, 1043960), (208792, 995315), (209540, 991762), (260990, 796252), (398126, 521980), (419080, 495881)]