78975970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 152083008

約数和(自身を除く): 73107038

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 167, 190, 262, 334, 361, 655, 722, 835, 1310, 1670, 1805, 2489, 3173, 3610, 4978, 6346, 12445, 15865, 21877, 24890, 31730, 43754, 47291, 60287, 94582, 109385, 120574, 218770, 236455, 301435, 415663, 472910, 602870, 831326, 2078315, 4156630, 7897597, 15795194, 39487985, 78975970]

約数ペア:

[(1, 78975970), (2, 39487985), (5, 15795194), (10, 7897597), (19, 4156630), (38, 2078315), (95, 831326), (131, 602870), (167, 472910), (190, 415663), (262, 301435), (334, 236455), (361, 218770), (655, 120574), (722, 109385), (835, 94582), (1310, 60287), (1670, 47291), (1805, 43754), (2489, 31730), (3173, 24890), (3610, 21877), (4978, 15865), (6346, 12445)]