13351520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 39817008

約数和(自身を除く): 26465488

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 131, 140, 160, 182, 196, 208, 224, 245, 260, 262, 280, 364, 392, 416, 455, 490, 520, 524, 560, 637, 655, 728, 784, 910, 917, 980, 1040, 1048, 1120, 1274, 1310, 1456, 1568, 1703, 1820, 1834, 1960, 2080, 2096, 2548, 2620, 2912, 3185, 3406, 3640, 3668, 3920, 4192, 4585, 5096, 5240, 6370, 6419, 6812, 7280, 7336, 7840, 8515, 9170, 10192, 10480, 11921, 12740, 12838, 13624, 14560, 14672, 17030, 18340, 20384, 20960, 23842, 25480, 25676, 27248, 29344, 32095, 34060, 36680, 47684, 50960, 51352, 54496, 59605, 64190, 68120, 73360, 83447, 95368, 101920, 102704, 119210, 128380, 136240, 146720, 166894, 190736, 205408, 238420, 256760, 272480, 333788, 381472, 417235, 476840, 513520, 667576, 834470, 953680, 1027040, 1335152, 1668940, 1907360, 2670304, 3337880, 6675760, 13351520]

約数ペア:

[(1, 13351520), (2, 6675760), (4, 3337880), (5, 2670304), (7, 1907360), (8, 1668940), (10, 1335152), (13, 1027040), (14, 953680), (16, 834470), (20, 667576), (26, 513520), (28, 476840), (32, 417235), (35, 381472), (40, 333788), (49, 272480), (52, 256760), (56, 238420), (65, 205408), (70, 190736), (80, 166894), (91, 146720), (98, 136240), (104, 128380), (112, 119210), (130, 102704), (131, 101920), (140, 95368), (160, 83447), (182, 73360), (196, 68120), (208, 64190), (224, 59605), (245, 54496), (260, 51352), (262, 50960), (280, 47684), (364, 36680), (392, 34060), (416, 32095), (455, 29344), (490, 27248), (520, 25676), (524, 25480), (560, 23842), (637, 20960), (655, 20384), (728, 18340), (784, 17030), (910, 14672), (917, 14560), (980, 13624), (1040, 12838), (1048, 12740), (1120, 11921), (1274, 10480), (1310, 10192), (1456, 9170), (1568, 8515), (1703, 7840), (1820, 7336), (1834, 7280), (1960, 6812), (2080, 6419), (2096, 6370), (2548, 5240), (2620, 5096), (2912, 4585), (3185, 4192), (3406, 3920), (3640, 3668)]