71139952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 159989760

約数和(自身を除く): 88849808

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 47, 52, 76, 94, 104, 152, 188, 208, 247, 304, 376, 383, 494, 611, 752, 766, 893, 988, 1222, 1532, 1786, 1976, 2444, 3064, 3572, 3952, 4888, 4979, 6128, 7144, 7277, 9776, 9958, 11609, 14288, 14554, 18001, 19916, 23218, 29108, 36002, 39832, 46436, 58216, 72004, 79664, 92872, 94601, 116432, 144008, 185744, 189202, 234013, 288016, 342019, 378404, 468026, 684038, 756808, 936052, 1368076, 1513616, 1872104, 2736152, 3744208, 4446247, 5472304, 8892494, 17784988, 35569976, 71139952]

約数ペア:

[(1, 71139952), (2, 35569976), (4, 17784988), (8, 8892494), (13, 5472304), (16, 4446247), (19, 3744208), (26, 2736152), (38, 1872104), (47, 1513616), (52, 1368076), (76, 936052), (94, 756808), (104, 684038), (152, 468026), (188, 378404), (208, 342019), (247, 288016), (304, 234013), (376, 189202), (383, 185744), (494, 144008), (611, 116432), (752, 94601), (766, 92872), (893, 79664), (988, 72004), (1222, 58216), (1532, 46436), (1786, 39832), (1976, 36002), (2444, 29108), (3064, 23218), (3572, 19916), (3952, 18001), (4888, 14554), (4979, 14288), (6128, 11609), (7144, 9958), (7277, 9776)]