387284975

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:777

約数の個数: 72

約数和(自身を含む): 625178736

約数和(自身を除く): 237893761

約数列:

[1, 5, 7, 11, 25, 35, 41, 49, 55, 77, 175, 205, 245, 275, 287, 385, 451, 539, 701, 1025, 1225, 1435, 1925, 2009, 2255, 2695, 3157, 3505, 4907, 7175, 7711, 10045, 11275, 13475, 15785, 17525, 22099, 24535, 28741, 34349, 38555, 50225, 53977, 78925, 110495, 122675, 143705, 171745, 192775, 201187, 269885, 316151, 377839, 552475, 718525, 858725, 1005935, 1349425, 1408309, 1580755, 1889195, 2213057, 5029675, 7041545, 7903775, 9445975, 11065285, 15491399, 35207725, 55326425, 77456995, 387284975]

約数ペア:

[(1, 387284975), (5, 77456995), (7, 55326425), (11, 35207725), (25, 15491399), (35, 11065285), (41, 9445975), (49, 7903775), (55, 7041545), (77, 5029675), (175, 2213057), (205, 1889195), (245, 1580755), (275, 1408309), (287, 1349425), (385, 1005935), (451, 858725), (539, 718525), (701, 552475), (1025, 377839), (1225, 316151), (1435, 269885), (1925, 201187), (2009, 192775), (2255, 171745), (2695, 143705), (3157, 122675), (3505, 110495), (4907, 78925), (7175, 53977), (7711, 50225), (10045, 38555), (11275, 34349), (13475, 28741), (15785, 24535), (17525, 22099)]