25151420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 64447488

約数和(自身を除く): 39296068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 73, 92, 107, 115, 140, 146, 161, 214, 230, 292, 322, 365, 428, 460, 511, 535, 644, 730, 749, 805, 1022, 1070, 1460, 1498, 1610, 1679, 2044, 2140, 2461, 2555, 2996, 3220, 3358, 3745, 4922, 5110, 6716, 7490, 7811, 8395, 9844, 10220, 11753, 12305, 14980, 15622, 16790, 17227, 23506, 24610, 31244, 33580, 34454, 39055, 47012, 49220, 54677, 58765, 68908, 78110, 86135, 109354, 117530, 156220, 172270, 179653, 218708, 235060, 273385, 344540, 359306, 546770, 718612, 898265, 1093540, 1257571, 1796530, 2515142, 3593060, 5030284, 6287855, 12575710, 25151420]

約数ペア:

[(1, 25151420), (2, 12575710), (4, 6287855), (5, 5030284), (7, 3593060), (10, 2515142), (14, 1796530), (20, 1257571), (23, 1093540), (28, 898265), (35, 718612), (46, 546770), (70, 359306), (73, 344540), (92, 273385), (107, 235060), (115, 218708), (140, 179653), (146, 172270), (161, 156220), (214, 117530), (230, 109354), (292, 86135), (322, 78110), (365, 68908), (428, 58765), (460, 54677), (511, 49220), (535, 47012), (644, 39055), (730, 34454), (749, 33580), (805, 31244), (1022, 24610), (1070, 23506), (1460, 17227), (1498, 16790), (1610, 15622), (1679, 14980), (2044, 12305), (2140, 11753), (2461, 10220), (2555, 9844), (2996, 8395), (3220, 7811), (3358, 7490), (3745, 6716), (4922, 5110)]