221528450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{30983}}^1$

素因数の和:31019

約数の個数: 48

約数和(自身を含む): 484094016

約数和(自身を除く): 262565566

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 7150, 30983, 61966, 154915, 309830, 340813, 402779, 681626, 774575, 805558, 1549150, 1704065, 2013895, 3408130, 4027790, 4430569, 8520325, 8861138, 10069475, 17040650, 20138950, 22152845, 44305690, 110764225, 221528450]

約数ペア:

[(1, 221528450), (2, 110764225), (5, 44305690), (10, 22152845), (11, 20138950), (13, 17040650), (22, 10069475), (25, 8861138), (26, 8520325), (50, 4430569), (55, 4027790), (65, 3408130), (110, 2013895), (130, 1704065), (143, 1549150), (275, 805558), (286, 774575), (325, 681626), (550, 402779), (650, 340813), (715, 309830), (1430, 154915), (3575, 61966), (7150, 30983)]