187823870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 377213760

約数和(自身を除く): 189389890

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 131, 205, 262, 269, 410, 533, 538, 655, 1066, 1310, 1345, 1703, 2665, 2690, 3406, 3497, 5330, 5371, 6994, 8515, 10742, 11029, 17030, 17485, 22058, 26855, 34970, 35239, 53710, 55145, 69823, 70478, 110290, 139646, 143377, 176195, 286754, 349115, 352390, 458107, 698230, 716885, 916214, 1433770, 1444799, 2290535, 2889598, 4581070, 7223995, 14447990, 18782387, 37564774, 93911935, 187823870]

約数ペア:

[(1, 187823870), (2, 93911935), (5, 37564774), (10, 18782387), (13, 14447990), (26, 7223995), (41, 4581070), (65, 2889598), (82, 2290535), (130, 1444799), (131, 1433770), (205, 916214), (262, 716885), (269, 698230), (410, 458107), (533, 352390), (538, 349115), (655, 286754), (1066, 176195), (1310, 143377), (1345, 139646), (1703, 110290), (2665, 70478), (2690, 69823), (3406, 55145), (3497, 53710), (5330, 35239), (5371, 34970), (6994, 26855), (8515, 22058), (10742, 17485), (11029, 17030)]