15664515760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{154057}}^1$

素因数の和:154142

約数の個数: 80

約数和(自身を含む): 38512035072

約数和(自身を除く): 22847519312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1240, 1271, 1640, 2480, 2542, 3280, 5084, 6355, 10168, 12710, 20336, 25420, 50840, 101680, 154057, 308114, 616228, 770285, 1232456, 1540570, 2464912, 3081140, 4775767, 6162280, 6316337, 9551534, 12324560, 12632674, 19103068, 23878835, 25265348, 31581685, 38206136, 47757670, 50530696, 63163370, 76412272, 95515340, 101061392, 126326740, 191030680, 195806447, 252653480, 382061360, 391612894, 505306960, 783225788, 979032235, 1566451576, 1958064470, 3132903152, 3916128940, 7832257880, 15664515760]

約数ペア:

[(1, 15664515760), (2, 7832257880), (4, 3916128940), (5, 3132903152), (8, 1958064470), (10, 1566451576), (16, 979032235), (20, 783225788), (31, 505306960), (40, 391612894), (41, 382061360), (62, 252653480), (80, 195806447), (82, 191030680), (124, 126326740), (155, 101061392), (164, 95515340), (205, 76412272), (248, 63163370), (310, 50530696), (328, 47757670), (410, 38206136), (496, 31581685), (620, 25265348), (656, 23878835), (820, 19103068), (1240, 12632674), (1271, 12324560), (1640, 9551534), (2480, 6316337), (2542, 6162280), (3280, 4775767), (5084, 3081140), (6355, 2464912), (10168, 1540570), (12710, 1232456), (20336, 770285), (25420, 616228), (50840, 308114), (101680, 154057)]