13272920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 32076000

約数和(自身を除く): 18803080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 131, 136, 149, 170, 262, 298, 340, 524, 596, 655, 680, 745, 1048, 1192, 1310, 1490, 2227, 2533, 2620, 2980, 4454, 5066, 5240, 5960, 8908, 10132, 11135, 12665, 17816, 19519, 20264, 22270, 25330, 39038, 44540, 50660, 78076, 89080, 97595, 101320, 156152, 195190, 331823, 390380, 663646, 780760, 1327292, 1659115, 2654584, 3318230, 6636460, 13272920]

約数ペア:

[(1, 13272920), (2, 6636460), (4, 3318230), (5, 2654584), (8, 1659115), (10, 1327292), (17, 780760), (20, 663646), (34, 390380), (40, 331823), (68, 195190), (85, 156152), (131, 101320), (136, 97595), (149, 89080), (170, 78076), (262, 50660), (298, 44540), (340, 39038), (524, 25330), (596, 22270), (655, 20264), (680, 19519), (745, 17816), (1048, 12665), (1192, 11135), (1310, 10132), (1490, 8908), (2227, 5960), (2533, 5240), (2620, 5066), (2980, 4454)]