91563280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1021}}^1$

素因数の和:1112

約数の個数: 80

約数和(自身を含む): 228110400

約数和(自身を除く): 136547120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 190, 236, 295, 304, 380, 472, 590, 760, 944, 1021, 1121, 1180, 1520, 2042, 2242, 2360, 4084, 4484, 4720, 5105, 5605, 8168, 8968, 10210, 11210, 16336, 17936, 19399, 20420, 22420, 38798, 40840, 44840, 60239, 77596, 81680, 89680, 96995, 120478, 155192, 193990, 240956, 301195, 310384, 387980, 481912, 602390, 775960, 963824, 1144541, 1204780, 1551920, 2289082, 2409560, 4578164, 4819120, 5722705, 9156328, 11445410, 18312656, 22890820, 45781640, 91563280]

約数ペア:

[(1, 91563280), (2, 45781640), (4, 22890820), (5, 18312656), (8, 11445410), (10, 9156328), (16, 5722705), (19, 4819120), (20, 4578164), (38, 2409560), (40, 2289082), (59, 1551920), (76, 1204780), (80, 1144541), (95, 963824), (118, 775960), (152, 602390), (190, 481912), (236, 387980), (295, 310384), (304, 301195), (380, 240956), (472, 193990), (590, 155192), (760, 120478), (944, 96995), (1021, 89680), (1121, 81680), (1180, 77596), (1520, 60239), (2042, 44840), (2242, 40840), (2360, 38798), (4084, 22420), (4484, 20420), (4720, 19399), (5105, 17936), (5605, 16336), (8168, 11210), (8968, 10210)]