273721250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1171}}^1$

素因数の和:1221

約数の個数: 80

約数和(自身を含む): 593135136

約数和(自身を除く): 319413886

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 125, 170, 187, 250, 275, 374, 425, 550, 625, 850, 935, 1171, 1250, 1375, 1870, 2125, 2342, 2750, 4250, 4675, 5855, 6875, 9350, 10625, 11710, 12881, 13750, 19907, 21250, 23375, 25762, 29275, 39814, 46750, 58550, 64405, 99535, 116875, 128810, 146375, 199070, 218977, 233750, 292750, 322025, 437954, 497675, 644050, 731875, 995350, 1094885, 1463750, 1610125, 2189770, 2488375, 3220250, 4976750, 5474425, 8050625, 10948850, 12441875, 16101250, 24883750, 27372125, 54744250, 136860625, 273721250]

約数ペア:

[(1, 273721250), (2, 136860625), (5, 54744250), (10, 27372125), (11, 24883750), (17, 16101250), (22, 12441875), (25, 10948850), (34, 8050625), (50, 5474425), (55, 4976750), (85, 3220250), (110, 2488375), (125, 2189770), (170, 1610125), (187, 1463750), (250, 1094885), (275, 995350), (374, 731875), (425, 644050), (550, 497675), (625, 437954), (850, 322025), (935, 292750), (1171, 233750), (1250, 218977), (1375, 199070), (1870, 146375), (2125, 128810), (2342, 116875), (2750, 99535), (4250, 64405), (4675, 58550), (5855, 46750), (6875, 39814), (9350, 29275), (10625, 25762), (11710, 23375), (12881, 21250), (13750, 19907)]