65904160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 188951616

約数和(自身を除く): 123047456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 163, 190, 224, 266, 280, 304, 326, 361, 380, 532, 560, 608, 652, 665, 722, 760, 815, 1064, 1120, 1141, 1304, 1330, 1444, 1520, 1630, 1805, 2128, 2282, 2527, 2608, 2660, 2888, 3040, 3097, 3260, 3610, 4256, 4564, 5054, 5216, 5320, 5705, 5776, 6194, 6520, 7220, 9128, 10108, 10640, 11410, 11552, 12388, 12635, 13040, 14440, 15485, 18256, 20216, 21280, 21679, 22820, 24776, 25270, 26080, 28880, 30970, 36512, 40432, 43358, 45640, 49552, 50540, 57760, 58843, 61940, 80864, 86716, 91280, 99104, 101080, 108395, 117686, 123880, 173432, 182560, 202160, 216790, 235372, 247760, 294215, 346864, 404320, 411901, 433580, 470744, 495520, 588430, 693728, 823802, 867160, 941488, 1176860, 1647604, 1734320, 1882976, 2059505, 2353720, 3295208, 3468640, 4119010, 4707440, 6590416, 8238020, 9414880, 13180832, 16476040, 32952080, 65904160]

約数ペア:

[(1, 65904160), (2, 32952080), (4, 16476040), (5, 13180832), (7, 9414880), (8, 8238020), (10, 6590416), (14, 4707440), (16, 4119010), (19, 3468640), (20, 3295208), (28, 2353720), (32, 2059505), (35, 1882976), (38, 1734320), (40, 1647604), (56, 1176860), (70, 941488), (76, 867160), (80, 823802), (95, 693728), (112, 588430), (133, 495520), (140, 470744), (152, 433580), (160, 411901), (163, 404320), (190, 346864), (224, 294215), (266, 247760), (280, 235372), (304, 216790), (326, 202160), (361, 182560), (380, 173432), (532, 123880), (560, 117686), (608, 108395), (652, 101080), (665, 99104), (722, 91280), (760, 86716), (815, 80864), (1064, 61940), (1120, 58843), (1141, 57760), (1304, 50540), (1330, 49552), (1444, 45640), (1520, 43358), (1630, 40432), (1805, 36512), (2128, 30970), (2282, 28880), (2527, 26080), (2608, 25270), (2660, 24776), (2888, 22820), (3040, 21679), (3097, 21280), (3260, 20216), (3610, 18256), (4256, 15485), (4564, 14440), (5054, 13040), (5216, 12635), (5320, 12388), (5705, 11552), (5776, 11410), (6194, 10640), (6520, 10108), (7220, 9128)]