408060250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 883104768

約数和(自身を除く): 475044518

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 53, 65, 103, 106, 115, 125, 130, 206, 230, 250, 265, 299, 325, 515, 530, 575, 598, 650, 689, 1030, 1150, 1219, 1325, 1339, 1378, 1495, 1625, 2369, 2438, 2575, 2650, 2678, 2875, 2990, 3250, 3445, 4738, 5150, 5459, 5750, 6095, 6625, 6695, 6890, 7475, 10918, 11845, 12190, 12875, 13250, 13390, 14950, 15847, 17225, 23690, 25750, 27295, 30475, 30797, 31694, 33475, 34450, 37375, 54590, 59225, 60950, 61594, 66950, 70967, 74750, 79235, 86125, 118450, 125557, 136475, 141934, 152375, 153985, 158470, 167375, 172250, 251114, 272950, 296125, 304750, 307970, 334750, 354835, 396175, 592250, 627785, 682375, 709670, 769925, 792350, 1255570, 1364750, 1539850, 1632241, 1774175, 1980875, 3138925, 3264482, 3548350, 3849625, 3961750, 6277850, 7699250, 8161205, 8870875, 15694625, 16322410, 17741750, 31389250, 40806025, 81612050, 204030125, 408060250]

約数ペア:

[(1, 408060250), (2, 204030125), (5, 81612050), (10, 40806025), (13, 31389250), (23, 17741750), (25, 16322410), (26, 15694625), (46, 8870875), (50, 8161205), (53, 7699250), (65, 6277850), (103, 3961750), (106, 3849625), (115, 3548350), (125, 3264482), (130, 3138925), (206, 1980875), (230, 1774175), (250, 1632241), (265, 1539850), (299, 1364750), (325, 1255570), (515, 792350), (530, 769925), (575, 709670), (598, 682375), (650, 627785), (689, 592250), (1030, 396175), (1150, 354835), (1219, 334750), (1325, 307970), (1339, 304750), (1378, 296125), (1495, 272950), (1625, 251114), (2369, 172250), (2438, 167375), (2575, 158470), (2650, 153985), (2678, 152375), (2875, 141934), (2990, 136475), (3250, 125557), (3445, 118450), (4738, 86125), (5150, 79235), (5459, 74750), (5750, 70967), (6095, 66950), (6625, 61594), (6695, 60950), (6890, 59225), (7475, 54590), (10918, 37375), (11845, 34450), (12190, 33475), (12875, 31694), (13250, 30797), (13390, 30475), (14950, 27295), (15847, 25750), (17225, 23690)]