2556202280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{25229}}^1$

素因数の和:25406

約数の個数: 64

約数和(自身を含む): 6130890000

約数和(自身を除く): 3574687720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 149, 170, 298, 340, 596, 680, 745, 1192, 1490, 2533, 2980, 5066, 5960, 10132, 12665, 20264, 25229, 25330, 50458, 50660, 100916, 101320, 126145, 201832, 252290, 428893, 504580, 857786, 1009160, 1715572, 2144465, 3431144, 3759121, 4288930, 7518242, 8577860, 15036484, 17155720, 18795605, 30072968, 37591210, 63905057, 75182420, 127810114, 150364840, 255620228, 319525285, 511240456, 639050570, 1278101140, 2556202280]

約数ペア:

[(1, 2556202280), (2, 1278101140), (4, 639050570), (5, 511240456), (8, 319525285), (10, 255620228), (17, 150364840), (20, 127810114), (34, 75182420), (40, 63905057), (68, 37591210), (85, 30072968), (136, 18795605), (149, 17155720), (170, 15036484), (298, 8577860), (340, 7518242), (596, 4288930), (680, 3759121), (745, 3431144), (1192, 2144465), (1490, 1715572), (2533, 1009160), (2980, 857786), (5066, 504580), (5960, 428893), (10132, 252290), (12665, 201832), (20264, 126145), (25229, 101320), (25330, 100916), (50458, 50660)]