87808400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:421

約数の個数: 120

約数和(自身を含む): 230063400

約数和(自身を除く): 142255000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 37, 40, 50, 68, 74, 80, 85, 100, 136, 148, 170, 185, 200, 272, 296, 340, 349, 370, 400, 425, 592, 629, 680, 698, 740, 850, 925, 1258, 1360, 1396, 1480, 1700, 1745, 1850, 2516, 2792, 2960, 3145, 3400, 3490, 3700, 5032, 5584, 5933, 6290, 6800, 6980, 7400, 8725, 10064, 11866, 12580, 12913, 13960, 14800, 15725, 17450, 23732, 25160, 25826, 27920, 29665, 31450, 34900, 47464, 50320, 51652, 59330, 62900, 64565, 69800, 94928, 103304, 118660, 125800, 129130, 139600, 148325, 206608, 219521, 237320, 251600, 258260, 296650, 322825, 439042, 474640, 516520, 593300, 645650, 878084, 1033040, 1097605, 1186600, 1291300, 1756168, 2195210, 2373200, 2582600, 3512336, 4390420, 5165200, 5488025, 8780840, 10976050, 17561680, 21952100, 43904200, 87808400]

約数ペア:

[(1, 87808400), (2, 43904200), (4, 21952100), (5, 17561680), (8, 10976050), (10, 8780840), (16, 5488025), (17, 5165200), (20, 4390420), (25, 3512336), (34, 2582600), (37, 2373200), (40, 2195210), (50, 1756168), (68, 1291300), (74, 1186600), (80, 1097605), (85, 1033040), (100, 878084), (136, 645650), (148, 593300), (170, 516520), (185, 474640), (200, 439042), (272, 322825), (296, 296650), (340, 258260), (349, 251600), (370, 237320), (400, 219521), (425, 206608), (592, 148325), (629, 139600), (680, 129130), (698, 125800), (740, 118660), (850, 103304), (925, 94928), (1258, 69800), (1360, 64565), (1396, 62900), (1480, 59330), (1700, 51652), (1745, 50320), (1850, 47464), (2516, 34900), (2792, 31450), (2960, 29665), (3145, 27920), (3400, 25826), (3490, 25160), (3700, 23732), (5032, 17450), (5584, 15725), (5933, 14800), (6290, 13960), (6800, 12913), (6980, 12580), (7400, 11866), (8725, 10064)]