25300920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 80870400

約数和(自身を除く): 55569480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 89, 92, 103, 115, 120, 138, 178, 184, 206, 230, 267, 276, 309, 345, 356, 412, 445, 460, 515, 534, 552, 618, 690, 712, 824, 890, 920, 1030, 1068, 1236, 1335, 1380, 1545, 1780, 2047, 2060, 2136, 2369, 2472, 2670, 2760, 3090, 3560, 4094, 4120, 4738, 5340, 6141, 6180, 7107, 8188, 9167, 9476, 10235, 10680, 11845, 12282, 12360, 14214, 16376, 18334, 18952, 20470, 23690, 24564, 27501, 28428, 30705, 35535, 36668, 40940, 45835, 47380, 49128, 55002, 56856, 61410, 71070, 73336, 81880, 91670, 94760, 110004, 122820, 137505, 142140, 183340, 210841, 220008, 245640, 275010, 284280, 366680, 421682, 550020, 632523, 843364, 1054205, 1100040, 1265046, 1686728, 2108410, 2530092, 3162615, 4216820, 5060184, 6325230, 8433640, 12650460, 25300920]

約数ペア:

[(1, 25300920), (2, 12650460), (3, 8433640), (4, 6325230), (5, 5060184), (6, 4216820), (8, 3162615), (10, 2530092), (12, 2108410), (15, 1686728), (20, 1265046), (23, 1100040), (24, 1054205), (30, 843364), (40, 632523), (46, 550020), (60, 421682), (69, 366680), (89, 284280), (92, 275010), (103, 245640), (115, 220008), (120, 210841), (138, 183340), (178, 142140), (184, 137505), (206, 122820), (230, 110004), (267, 94760), (276, 91670), (309, 81880), (345, 73336), (356, 71070), (412, 61410), (445, 56856), (460, 55002), (515, 49128), (534, 47380), (552, 45835), (618, 40940), (690, 36668), (712, 35535), (824, 30705), (890, 28428), (920, 27501), (1030, 24564), (1068, 23690), (1236, 20470), (1335, 18952), (1380, 18334), (1545, 16376), (1780, 14214), (2047, 12360), (2060, 12282), (2136, 11845), (2369, 10680), (2472, 10235), (2670, 9476), (2760, 9167), (3090, 8188), (3560, 7107), (4094, 6180), (4120, 6141), (4738, 5340)]