199300520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12743}}^1$

素因数の和:12794

約数の個数: 64

約数和(自身を含む): 495486720

約数和(自身を除く): 296186200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1955, 3128, 3910, 7820, 12743, 15640, 25486, 50972, 63715, 101944, 127430, 216631, 254860, 293089, 433262, 509720, 586178, 866524, 1083155, 1172356, 1465445, 1733048, 2166310, 2344712, 2930890, 4332620, 4982513, 5861780, 8665240, 9965026, 11723560, 19930052, 24912565, 39860104, 49825130, 99650260, 199300520]

約数ペア:

[(1, 199300520), (2, 99650260), (4, 49825130), (5, 39860104), (8, 24912565), (10, 19930052), (17, 11723560), (20, 9965026), (23, 8665240), (34, 5861780), (40, 4982513), (46, 4332620), (68, 2930890), (85, 2344712), (92, 2166310), (115, 1733048), (136, 1465445), (170, 1172356), (184, 1083155), (230, 866524), (340, 586178), (391, 509720), (460, 433262), (680, 293089), (782, 254860), (920, 216631), (1564, 127430), (1955, 101944), (3128, 63715), (3910, 50972), (7820, 25486), (12743, 15640)]