201895970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 389305440

約数和(自身を除く): 187409470

約数列:

[1, 2, 5, 10, 29, 58, 61, 101, 113, 122, 145, 202, 226, 290, 305, 505, 565, 610, 1010, 1130, 1769, 2929, 3277, 3538, 5858, 6161, 6554, 6893, 8845, 11413, 12322, 13786, 14645, 16385, 17690, 22826, 29290, 30805, 32770, 34465, 57065, 61610, 68930, 114130, 178669, 199897, 330977, 357338, 399794, 661954, 696193, 893345, 999485, 1392386, 1654885, 1786690, 1998970, 3309770, 3480965, 6961930, 20189597, 40379194, 100947985, 201895970]

約数ペア:

[(1, 201895970), (2, 100947985), (5, 40379194), (10, 20189597), (29, 6961930), (58, 3480965), (61, 3309770), (101, 1998970), (113, 1786690), (122, 1654885), (145, 1392386), (202, 999485), (226, 893345), (290, 696193), (305, 661954), (505, 399794), (565, 357338), (610, 330977), (1010, 199897), (1130, 178669), (1769, 114130), (2929, 68930), (3277, 61610), (3538, 57065), (5858, 34465), (6161, 32770), (6554, 30805), (6893, 29290), (8845, 22826), (11413, 17690), (12322, 16385), (13786, 14645)]