78312800

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1847}}^1$

素因数の和:1920

約数の個数: 72

約数和(自身を含む): 194893776

約数和(自身を除く): 116580976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 106, 160, 200, 212, 265, 400, 424, 530, 800, 848, 1060, 1325, 1696, 1847, 2120, 2650, 3694, 4240, 5300, 7388, 8480, 9235, 10600, 14776, 18470, 21200, 29552, 36940, 42400, 46175, 59104, 73880, 92350, 97891, 147760, 184700, 195782, 295520, 369400, 391564, 489455, 738800, 783128, 978910, 1477600, 1566256, 1957820, 2447275, 3132512, 3915640, 4894550, 7831280, 9789100, 15662560, 19578200, 39156400, 78312800]

約数ペア:

[(1, 78312800), (2, 39156400), (4, 19578200), (5, 15662560), (8, 9789100), (10, 7831280), (16, 4894550), (20, 3915640), (25, 3132512), (32, 2447275), (40, 1957820), (50, 1566256), (53, 1477600), (80, 978910), (100, 783128), (106, 738800), (160, 489455), (200, 391564), (212, 369400), (265, 295520), (400, 195782), (424, 184700), (530, 147760), (800, 97891), (848, 92350), (1060, 73880), (1325, 59104), (1696, 46175), (1847, 42400), (2120, 36940), (2650, 29552), (3694, 21200), (4240, 18470), (5300, 14776), (7388, 10600), (8480, 9235)]