161093920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1889}}^1$

素因数の和:1958

約数の個数: 96

約数和(自身を含む): 420078960

約数和(自身を除く): 258985040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 65, 80, 82, 104, 130, 160, 164, 205, 208, 260, 328, 410, 416, 520, 533, 656, 820, 1040, 1066, 1312, 1640, 1889, 2080, 2132, 2665, 3280, 3778, 4264, 5330, 6560, 7556, 8528, 9445, 10660, 15112, 17056, 18890, 21320, 24557, 30224, 37780, 42640, 49114, 60448, 75560, 77449, 85280, 98228, 122785, 151120, 154898, 196456, 245570, 302240, 309796, 387245, 392912, 491140, 619592, 774490, 785824, 982280, 1006837, 1239184, 1548980, 1964560, 2013674, 2478368, 3097960, 3929120, 4027348, 5034185, 6195920, 8054696, 10068370, 12391840, 16109392, 20136740, 32218784, 40273480, 80546960, 161093920]

約数ペア:

[(1, 161093920), (2, 80546960), (4, 40273480), (5, 32218784), (8, 20136740), (10, 16109392), (13, 12391840), (16, 10068370), (20, 8054696), (26, 6195920), (32, 5034185), (40, 4027348), (41, 3929120), (52, 3097960), (65, 2478368), (80, 2013674), (82, 1964560), (104, 1548980), (130, 1239184), (160, 1006837), (164, 982280), (205, 785824), (208, 774490), (260, 619592), (328, 491140), (410, 392912), (416, 387245), (520, 309796), (533, 302240), (656, 245570), (820, 196456), (1040, 154898), (1066, 151120), (1312, 122785), (1640, 98228), (1889, 85280), (2080, 77449), (2132, 75560), (2665, 60448), (3280, 49114), (3778, 42640), (4264, 37780), (5330, 30224), (6560, 24557), (7556, 21320), (8528, 18890), (9445, 17056), (10660, 15112)]