42557120

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7823}}^1$

素因数の和:7857

約数の個数: 56

約数和(自身を含む): 107313984

約数和(自身を除く): 64756864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 7823, 15646, 31292, 39115, 62584, 78230, 125168, 132991, 156460, 250336, 265982, 312920, 500672, 531964, 625840, 664955, 1063928, 1251680, 1329910, 2127856, 2503360, 2659820, 4255712, 5319640, 8511424, 10639280, 21278560, 42557120]

約数ペア:

[(1, 42557120), (2, 21278560), (4, 10639280), (5, 8511424), (8, 5319640), (10, 4255712), (16, 2659820), (17, 2503360), (20, 2127856), (32, 1329910), (34, 1251680), (40, 1063928), (64, 664955), (68, 625840), (80, 531964), (85, 500672), (136, 312920), (160, 265982), (170, 250336), (272, 156460), (320, 132991), (340, 125168), (544, 78230), (680, 62584), (1088, 39115), (1360, 31292), (2720, 15646), (5440, 7823)]