50042720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:533

約数の個数: 144

約数和(自身を含む): 148408848

約数和(自身を除く): 98366128

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, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 491, 520, 560, 637, 728, 784, 910, 980, 982, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 1964, 2080, 2455, 2548, 2912, 3185, 3437, 3640, 3920, 3928, 4910, 5096, 6370, 6383, 6874, 7280, 7840, 7856, 9820, 10192, 12740, 12766, 13748, 14560, 15712, 17185, 19640, 20384, 24059, 25480, 25532, 27496, 31915, 34370, 39280, 44681, 48118, 50960, 51064, 54992, 63830, 68740, 78560, 89362, 96236, 101920, 102128, 109984, 120295, 127660, 137480, 178724, 192472, 204256, 223405, 240590, 255320, 274960, 312767, 357448, 384944, 446810, 481180, 510640, 549920, 625534, 714896, 769888, 893620, 962360, 1021280, 1251068, 1429792, 1563835, 1787240, 1924720, 2502136, 3127670, 3574480, 3849440, 5004272, 6255340, 7148960, 10008544, 12510680, 25021360, 50042720]

約数ペア:

[(1, 50042720), (2, 25021360), (4, 12510680), (5, 10008544), (7, 7148960), (8, 6255340), (10, 5004272), (13, 3849440), (14, 3574480), (16, 3127670), (20, 2502136), (26, 1924720), (28, 1787240), (32, 1563835), (35, 1429792), (40, 1251068), (49, 1021280), (52, 962360), (56, 893620), (65, 769888), (70, 714896), (80, 625534), (91, 549920), (98, 510640), (104, 481180), (112, 446810), (130, 384944), (140, 357448), (160, 312767), (182, 274960), (196, 255320), (208, 240590), (224, 223405), (245, 204256), (260, 192472), (280, 178724), (364, 137480), (392, 127660), (416, 120295), (455, 109984), (490, 102128), (491, 101920), (520, 96236), (560, 89362), (637, 78560), (728, 68740), (784, 63830), (910, 54992), (980, 51064), (982, 50960), (1040, 48118), (1120, 44681), (1274, 39280), (1456, 34370), (1568, 31915), (1820, 27496), (1960, 25532), (1964, 25480), (2080, 24059), (2455, 20384), (2548, 19640), (2912, 17185), (3185, 15712), (3437, 14560), (3640, 13748), (3920, 12766), (3928, 12740), (4910, 10192), (5096, 9820), (6370, 7856), (6383, 7840), (6874, 7280)]