25049920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:288

約数の個数: 112

約数和(自身を含む): 69787008

約数和(自身を除く): 44737088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 140, 160, 211, 212, 224, 265, 280, 320, 371, 422, 424, 448, 530, 560, 742, 844, 848, 1055, 1060, 1120, 1477, 1484, 1688, 1696, 1855, 2110, 2120, 2240, 2954, 2968, 3376, 3392, 3710, 4220, 4240, 5908, 5936, 6752, 7385, 7420, 8440, 8480, 11183, 11816, 11872, 13504, 14770, 14840, 16880, 16960, 22366, 23632, 23744, 29540, 29680, 33760, 44732, 47264, 55915, 59080, 59360, 67520, 78281, 89464, 94528, 111830, 118160, 118720, 156562, 178928, 223660, 236320, 313124, 357856, 391405, 447320, 472640, 626248, 715712, 782810, 894640, 1252496, 1565620, 1789280, 2504992, 3131240, 3578560, 5009984, 6262480, 12524960, 25049920]

約数ペア:

[(1, 25049920), (2, 12524960), (4, 6262480), (5, 5009984), (7, 3578560), (8, 3131240), (10, 2504992), (14, 1789280), (16, 1565620), (20, 1252496), (28, 894640), (32, 782810), (35, 715712), (40, 626248), (53, 472640), (56, 447320), (64, 391405), (70, 357856), (80, 313124), (106, 236320), (112, 223660), (140, 178928), (160, 156562), (211, 118720), (212, 118160), (224, 111830), (265, 94528), (280, 89464), (320, 78281), (371, 67520), (422, 59360), (424, 59080), (448, 55915), (530, 47264), (560, 44732), (742, 33760), (844, 29680), (848, 29540), (1055, 23744), (1060, 23632), (1120, 22366), (1477, 16960), (1484, 16880), (1688, 14840), (1696, 14770), (1855, 13504), (2110, 11872), (2120, 11816), (2240, 11183), (2954, 8480), (2968, 8440), (3376, 7420), (3392, 7385), (3710, 6752), (4220, 5936), (4240, 5908)]