64098800

素因数分解:

$2^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 163016352

約数和(自身を除く): 98917552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 61, 71, 74, 80, 100, 122, 142, 148, 185, 200, 244, 284, 296, 305, 355, 370, 400, 488, 568, 592, 610, 710, 740, 925, 976, 1136, 1220, 1420, 1480, 1525, 1775, 1850, 2257, 2440, 2627, 2840, 2960, 3050, 3550, 3700, 4331, 4514, 4880, 5254, 5680, 6100, 7100, 7400, 8662, 9028, 10508, 11285, 12200, 13135, 14200, 14800, 17324, 18056, 21016, 21655, 22570, 24400, 26270, 28400, 34648, 36112, 42032, 43310, 45140, 52540, 56425, 65675, 69296, 86620, 90280, 105080, 108275, 112850, 131350, 160247, 173240, 180560, 210160, 216550, 225700, 262700, 320494, 346480, 433100, 451400, 525400, 640988, 801235, 866200, 902800, 1050800, 1281976, 1602470, 1732400, 2563952, 3204940, 4006175, 6409880, 8012350, 12819760, 16024700, 32049400, 64098800]

約数ペア:

[(1, 64098800), (2, 32049400), (4, 16024700), (5, 12819760), (8, 8012350), (10, 6409880), (16, 4006175), (20, 3204940), (25, 2563952), (37, 1732400), (40, 1602470), (50, 1281976), (61, 1050800), (71, 902800), (74, 866200), (80, 801235), (100, 640988), (122, 525400), (142, 451400), (148, 433100), (185, 346480), (200, 320494), (244, 262700), (284, 225700), (296, 216550), (305, 210160), (355, 180560), (370, 173240), (400, 160247), (488, 131350), (568, 112850), (592, 108275), (610, 105080), (710, 90280), (740, 86620), (925, 69296), (976, 65675), (1136, 56425), (1220, 52540), (1420, 45140), (1480, 43310), (1525, 42032), (1775, 36112), (1850, 34648), (2257, 28400), (2440, 26270), (2627, 24400), (2840, 22570), (2960, 21655), (3050, 21016), (3550, 18056), (3700, 17324), (4331, 14800), (4514, 14200), (4880, 13135), (5254, 12200), (5680, 11285), (6100, 10508), (7100, 9028), (7400, 8662)]