65293880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1621}}^1$

素因数の和:1704

約数の個数: 64

約数和(自身を含む): 157658400

約数和(自身を除く): 92364520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1060, 1621, 2014, 2120, 3242, 4028, 5035, 6484, 8056, 8105, 10070, 12968, 16210, 20140, 30799, 32420, 40280, 61598, 64840, 85913, 123196, 153995, 171826, 246392, 307990, 343652, 429565, 615980, 687304, 859130, 1231960, 1632347, 1718260, 3264694, 3436520, 6529388, 8161735, 13058776, 16323470, 32646940, 65293880]

約数ペア:

[(1, 65293880), (2, 32646940), (4, 16323470), (5, 13058776), (8, 8161735), (10, 6529388), (19, 3436520), (20, 3264694), (38, 1718260), (40, 1632347), (53, 1231960), (76, 859130), (95, 687304), (106, 615980), (152, 429565), (190, 343652), (212, 307990), (265, 246392), (380, 171826), (424, 153995), (530, 123196), (760, 85913), (1007, 64840), (1060, 61598), (1621, 40280), (2014, 32420), (2120, 30799), (3242, 20140), (4028, 16210), (5035, 12968), (6484, 10070), (8056, 8105)]