531795640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{1831}}^1$

素因数の和:2032

約数の個数: 64

約数和(自身を含む): 1228685760

約数和(自身を除く): 696890120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 137, 212, 265, 274, 424, 530, 548, 685, 1060, 1096, 1370, 1831, 2120, 2740, 3662, 5480, 7261, 7324, 9155, 14522, 14648, 18310, 29044, 36305, 36620, 58088, 72610, 73240, 97043, 145220, 194086, 250847, 290440, 388172, 485215, 501694, 776344, 970430, 1003388, 1254235, 1940860, 2006776, 2508470, 3881720, 5016940, 10033880, 13294891, 26589782, 53179564, 66474455, 106359128, 132948910, 265897820, 531795640]

約数ペア:

[(1, 531795640), (2, 265897820), (4, 132948910), (5, 106359128), (8, 66474455), (10, 53179564), (20, 26589782), (40, 13294891), (53, 10033880), (106, 5016940), (137, 3881720), (212, 2508470), (265, 2006776), (274, 1940860), (424, 1254235), (530, 1003388), (548, 970430), (685, 776344), (1060, 501694), (1096, 485215), (1370, 388172), (1831, 290440), (2120, 250847), (2740, 194086), (3662, 145220), (5480, 97043), (7261, 73240), (7324, 72610), (9155, 58088), (14522, 36620), (14648, 36305), (18310, 29044)]