78699790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{26321}}^1$

素因数の和:26364

約数の個数: 32

約数和(自身を含む): 159195456

約数和(自身を除く): 80495666

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 26321, 52642, 131605, 263210, 342173, 605383, 684346, 1210766, 1710865, 3026915, 3421730, 6053830, 7869979, 15739958, 39349895, 78699790]

約数ペア:

[(1, 78699790), (2, 39349895), (5, 15739958), (10, 7869979), (13, 6053830), (23, 3421730), (26, 3026915), (46, 1710865), (65, 1210766), (115, 684346), (130, 605383), (230, 342173), (299, 263210), (598, 131605), (1495, 52642), (2990, 26321)]