42142900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 97118784

約数和(自身を除く): 54975884

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 73, 92, 100, 115, 146, 230, 251, 292, 365, 460, 502, 575, 730, 1004, 1150, 1255, 1460, 1679, 1825, 2300, 2510, 3358, 3650, 5020, 5773, 6275, 6716, 7300, 8395, 11546, 12550, 16790, 18323, 23092, 25100, 28865, 33580, 36646, 41975, 57730, 73292, 83950, 91615, 115460, 144325, 167900, 183230, 288650, 366460, 421429, 458075, 577300, 842858, 916150, 1685716, 1832300, 2107145, 4214290, 8428580, 10535725, 21071450, 42142900]

約数ペア:

[(1, 42142900), (2, 21071450), (4, 10535725), (5, 8428580), (10, 4214290), (20, 2107145), (23, 1832300), (25, 1685716), (46, 916150), (50, 842858), (73, 577300), (92, 458075), (100, 421429), (115, 366460), (146, 288650), (230, 183230), (251, 167900), (292, 144325), (365, 115460), (460, 91615), (502, 83950), (575, 73292), (730, 57730), (1004, 41975), (1150, 36646), (1255, 33580), (1460, 28865), (1679, 25100), (1825, 23092), (2300, 18323), (2510, 16790), (3358, 12550), (3650, 11546), (5020, 8395), (5773, 7300), (6275, 6716)]