25798915480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{23887}}^1$

素因数の和:24009

約数の個数: 128

約数和(自身を含む): 65495162880

約数和(自身を除く): 39696247400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 67, 104, 124, 130, 134, 155, 248, 260, 268, 310, 335, 403, 520, 536, 620, 670, 806, 871, 1240, 1340, 1612, 1742, 2015, 2077, 2680, 3224, 3484, 4030, 4154, 4355, 6968, 8060, 8308, 8710, 10385, 16120, 16616, 17420, 20770, 23887, 27001, 34840, 41540, 47774, 54002, 83080, 95548, 108004, 119435, 135005, 191096, 216008, 238870, 270010, 310531, 477740, 540020, 621062, 740497, 955480, 1080040, 1242124, 1480994, 1552655, 1600429, 2484248, 2961988, 3105310, 3200858, 3702485, 5923976, 6210620, 6401716, 7404970, 8002145, 9626461, 12421240, 12803432, 14809940, 16004290, 19252922, 20805577, 29619880, 32008580, 38505844, 41611154, 48132305, 49613299, 64017160, 77011688, 83222308, 96264610, 99226598, 104027885, 166444616, 192529220, 198453196, 208055770, 248066495, 385058440, 396906392, 416111540, 496132990, 644972887, 832223080, 992265980, 1289945774, 1984531960, 2579891548, 3224864435, 5159783096, 6449728870, 12899457740, 25798915480]

約数ペア:

[(1, 25798915480), (2, 12899457740), (4, 6449728870), (5, 5159783096), (8, 3224864435), (10, 2579891548), (13, 1984531960), (20, 1289945774), (26, 992265980), (31, 832223080), (40, 644972887), (52, 496132990), (62, 416111540), (65, 396906392), (67, 385058440), (104, 248066495), (124, 208055770), (130, 198453196), (134, 192529220), (155, 166444616), (248, 104027885), (260, 99226598), (268, 96264610), (310, 83222308), (335, 77011688), (403, 64017160), (520, 49613299), (536, 48132305), (620, 41611154), (670, 38505844), (806, 32008580), (871, 29619880), (1240, 20805577), (1340, 19252922), (1612, 16004290), (1742, 14809940), (2015, 12803432), (2077, 12421240), (2680, 9626461), (3224, 8002145), (3484, 7404970), (4030, 6401716), (4154, 6210620), (4355, 5923976), (6968, 3702485), (8060, 3200858), (8308, 3105310), (8710, 2961988), (10385, 2484248), (16120, 1600429), (16616, 1552655), (17420, 1480994), (20770, 1242124), (23887, 1080040), (27001, 955480), (34840, 740497), (41540, 621062), (47774, 540020), (54002, 477740), (83080, 310531), (95548, 270010), (108004, 238870), (119435, 216008), (135005, 191096)]