201595850

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 384453816

約数和(自身を除く): 182857966

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 157, 305, 314, 421, 610, 785, 842, 1525, 1570, 2105, 3050, 3925, 4210, 7850, 9577, 10525, 19154, 21050, 25681, 47885, 51362, 66097, 95770, 128405, 132194, 239425, 256810, 330485, 478850, 642025, 660970, 1284050, 1652425, 3304850, 4031917, 8063834, 20159585, 40319170, 100797925, 201595850]

約数ペア:

[(1, 201595850), (2, 100797925), (5, 40319170), (10, 20159585), (25, 8063834), (50, 4031917), (61, 3304850), (122, 1652425), (157, 1284050), (305, 660970), (314, 642025), (421, 478850), (610, 330485), (785, 256810), (842, 239425), (1525, 132194), (1570, 128405), (2105, 95770), (3050, 66097), (3925, 51362), (4210, 47885), (7850, 25681), (9577, 21050), (10525, 19154)]